Normal Distribution Normal distribution is a statistics, which have been... widely applied of all mathematical concepts, among large number of statisticians. Abraham de Moivre, an 18th century statistician and consultant to gamblers, noticed that as the number of events (N) increased, the distribution approached, forming a very smooth curve. He insisted that a new discovery of a mathematical expression for this curve could lead to an easier way to find solutions...
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NORMAL DISTRIBUTION 1. Find the distribution: a. b. c. d. e. f. following probabilities, the random variable Z has... standard normal P (0< Z < 1.43) P (0.11 < Z < 1.98) P (-0.39 < Z < 1.22) P (Z < 0.92) P (Z > -1.78) P (Z < -2.08) 2. Determine the areas under the standard normal curve between –z and +z: ♦ z = 0.5 ♦ z = 2.0 Find the two values of z in standard normal distribution so that: P(-z < Z < +z) = 0.84 3. At a university, the average height of 500 students of a course is 1.70 m; the standard...
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decimal places) 2. Find the value of z if the area under a Standard Normal curve a) to the right of z is 0.3632;... b) to the left of z is 0.1131; c) between 0 and z, with z > 0, is 0.4838; d) between -z and z, with z > 0, is 0.9500. Ans : a) z = + 0.35 ( find 0.5- 0.3632 = 0.1368 in the normal table) b) z = -1.21 ( find 0.5 – 0.1131 = 0.3869 in the normal table) c ) the area between 0 to z is 0.4838, z = 2.14 d) the area to the...
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Normal Distribution Student’s Name: Instructorr: Date ofSubmission: The table... 1 below shows a relationship between actual daily temperatures and precipitation in the month of January 2011. These data was adopted from a meterological station in the states of Alaska, in the United States. Normal distributed data aresymmetric with a single bell shaped peaks. Th maean of the data it significant in indication the point that the peak is likely to occur...
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standard deviation = square root of variance = sqrt(846) = 29.086 4. If we have the following data 34, 38, 22, 21, 29, 37, 40, 41, 22, 20, 49, 47, 20,... 31, 34, 66 Draw a stem and leaf. Discuss the shape of the distribution. Solution: 2 3 4 5 6 | | | | | 219200 48714 0197 6 This distribution is right skewed (positively skewed) because the “tail” extends to the right. 5. What type of relationship is shown by this scatter plot? 45 40 35 30 25 20 15 10 5 0 0 5 10 15 20 Solution: Weak positive linear...
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|International Marketing Assignment | |Real Life... Examples of the Leontief Paradox | |Course Instructor: Dr. Abu Yousuf M Abdullah | | | | ...
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HOMEWORK 2 FROM CHAPTER 6 and 7, NORMAL DISTRIBUTION AND SAMPLING Instructor: Asiye Aydilek PART 1- Multiple Choice Questions... ____ 1. For the standard normal probability distribution, the area to the left of the mean is a. –0.5 c. any value between 0 to 1 b. 0.5 d. 1 Answer: B The total area under the curve is 1. The area on the left is the half of 1 which is 0.5. ____ 2. Which of the following is not a characteristic of the normal probability distribution? a. The mean and median are...
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upon the nature of the data set and its distribution (normal vs non-normal). The mean (denoted by x) is calculated... by dividing the sum of the individual data points (where Σ equals “sum of”) by the number of observations (denoted by n). It is the arithmetic average of the observations and is used to describe the center of a data set. mean=x= One of the most basic purposes of statistics is simply to enable us to make sense of large numbers. For example, if you want to know how the students in...
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at Weston Materials, Inc., a national manufacturer of unattached garages, reports that it takes two construction workers a mean of 32 hours and a standard... deviation of 2 hours to erect the Red Barn model. Assume the assembly times follow the normal distribution. a. Determine the z values for 29 and 34 hours. What percent of the garages take between 32 hours and 34 hours to erect? z(29) = (29-32)/2 = -3/2 z(34) = (34-32)/2 = 1 z(32) = 0 P(32 < x < 34) = P(0< z < 1) = 0.34 b. What percent of...
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skewed-right distribution with a mean of 10 minutes and a standard deviation of 8 minutes. Suppose 100 flights have been randomly sampled.... Describe the sampling distribution of the mean waiting time between when the airplane taxis away from the terminal until the flight takes off for these 100 flights. a) Distribution is skewed-right with mean = 10 minutes and standard error = 0.8 minutes. b) Distribution is skewed-right with mean = 10 minutes and standard error = 8 minutes. c) Distribution is approximately...
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Marks: 1 Assume that X has a normal distribution, and find the indicated probability. The mean is μ = 60.0 and the standard... deviation is σ = 4.0. Find the probability that X is less than 53.0. Choose one answer. a. 0.5589 b. 0.0401 c. 0.9599 d. 0.0802 Question2 Marks: 1 Use the given degree of confidence and sample data to find a confidence interval for the population standard deviation. Assume that the population has a normal distribution. Weights of eggs: 95% confidence;...
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points) 3. Suppose that a random sample of size 64 is to be selected from a population having [pic] and standard deviation 5. (a) What... are the mean and standard deviation of the [pic] sampling distribution? Can we say that the shape of the distribution is approximately normal? Why or why not? (10 points) (b) What is the probability that [pic] will be within 0.5 of the population mean? (5 points) (c) What is the probability that [pic] will differ from the population...
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a psalm of life A Psalm of Life | | by Henry Wadsworth Longfellow | | What the Heart of the Young Man Said to the... Psalmist Tell me not, in mournful numbers, "Life is but an empty dream!" For the soul is dead that slumbers, And things are not what they seem. Life is real! Life is earnest! And the grave is not its goal; "Dust thou art, to dust returnest," ...
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expected value is always greater than or equal to the variance. a. (ii) only b. (ii) and (iv) c. (iii) and (iv) d. (i), (ii) and (iv). ____... 4. A normal distribution with a mean of 0 and a standard deviation of 1 is called a. a probability density function b. an ordinary normal curve c. a standard normal distribution d. none of these alternatives is correct Exhibit 1 The student body of a large university consists of 60% female students. A random sample of 8 students...
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Marks Q.No 1 Distinguish between Classification and Tabulation. Explain the structure and components of a Table with an example. Meaning... of Classification and Tabulation Differences between Classification and Tabulation 2 Structure and Components of a Table with an example 2 2 10 6 a) Describe the characteristics of Normal probability distribution. b) In a sample of 120 workers in a factory, the mean and standard deviation of wages were Rs. 11.35 and Rs.3.03 respectively...
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we would be that the child could lead a normal life in the long term. The sad story of Genie has touched all of us. Is the... nature (genes and heredity ) or the nurture(how she was raised,what Genie was raised around and her experiences or rather environment) that led her to this state? I will be discussing if it’s nature or nurture that suits to explain more her situation and if Genie could lead a normal life if looked after and treated like other normal children. There are four areas of development:...
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Pages C H A P T E R 6 The Normal Distribution Objectives Outline After completing this chapter, you should... be able to 1 2 3 Identify distributions as symmetric or skewed. 4 Find probabilities for a normally distributed variable by transforming it into a standard normal variable. Introduction 6–1 Normal Distributions Identify the properties of a normal distribution. Find the area under the standard normal distribution, given various z values. 5 Find...
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Unit 6. Normal Distribution Solution to problems Statistics I. International Group Departamento de Economa Aplicada... Universitat de Valncia May 20, 2010 Problem 35 Random variable X : weekly ticket sales (units) of a museum. X ∼ N(1000, 180) Find the probability of weekly sales exceeding 850 tickets. Find the probability of the interval 1000 to 1200 Take 5 weeks at random. Find the probability of weekly sales not exceeding 850 tickets in more than two weeks Ticket price is 4.5 Euros...
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I think that many math topics have meaning and relevancy and are dependent on the path one takes in terms of finding real world application.... For example, sports is largely dependent on sports. Decisions are made based regarding playing time as well as strategy based on percentages. In baseball, there is a strong use of math. Managers have to make decisions on which pitchers to start and, especially so in games of importance, those decisions are predicated upon statistical reality. If a pitcher has...
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probability density function f(t) and cumulative distribution function F(t), then the hazard function h(t) is defined to be the function... h(t) = f(t)/(1-F(t)) The hazard function is the rate of failure per unit time, expressed as a proportion of the items that have failed. (a) If T ~ Weibull(α,β), find h(t) (b) For what values of α is the hazard rate increasing with time? For what values of α is it decreasing? (c) If T has an exponential distribution, show that the hazard function is constant. Question...
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find situations in daily life where geometrical notions can be effectively used. In particular, in the following examples the... student discovers situations in which properties of similar triangles learnt in the classroom are useful. Students need to be made aware of the fact that the study of geometry arose in response to certain human needs. They should know about the use of geometry in our daily or real life. In this project, students will discover situations in daily life where geometrical concepts...
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Normal Distribution:- A continuous random variable X is a normal distribution with the parameters... mean and variance then the probability function can be written as f(x) = - < x < , - < μ < , σ > 0. When σ2 = 1, μ = 0 is called as standard normal. Normal distribution problems and solutions – Formulas: X < μ = 0.5 – Z X > μ = 0.5 + Z X = μ = 0.5 where, μ = mean σ = standard deviation X = normal random variable Normal Distribution Problems and Solutions – Example...
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Real Life Schizophrenia Grace Whalen English 101 December 1st, 2012 Table of... Contents: 1. Cover page (1) 2. Table of Contents (2) 3. Introduction (3) 4. Body Paragraph 1: History of Schizophrenia (4) 5. Body Paragraph 2: Symptoms/ Hallucinations (4-5) 6. Body Paragraph 3: Biological Theories/Brain (5-7) 7. Body Paragraph 4: Genetics/ Relatives (7-8) 8. Body Paragraph 5: Environmental and Cultural Contributions (8-9) ...
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TV Shows and Real Life TV shows are probably the primary source of entertainment for the average American. Most of them run... from 7 p.m. to 10 p.m. with reruns starting at 5 p.m. We watch them because they give us something to do, a way to relax, something to help pass the time. We all watch different shows, some people like "Married...with Children", some are repulsed with it, but like to watch "Home Improvement", what draws particular crowds to certain shows? How do these shows portray the...
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the selection of distribution channels and sales representation is key to successful marketing. It's fairly easy to change many of your... marketing tactics and strategies on a periodic basis; pricing, packaging, and product mix are among these flexible choices. However, distribution and sales decisions, once made, are much more difficult to change. And distribution affects the selection and utilization of all other marketing tools. There is a wide variety of possible distribution channels, including:...
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requirements of the scientific community. These techniques allow other scientists, as well as just the layman, to know that there has been a standardized... system applied to the scientific process. I will present a brief example of what the scientific method is and how to apply it to a real life issue. I have just arrived at home after a late night at work. I begin walking up to my front door and observe that the front porch light is not on. "That is interesting", I think to myself, "I...
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form of escapism where travel as means to escape from their empty and unsatisfying lives—as if frequently changing their location would offer fulfillment.... Whether it’s from a bad relationship or not, a job you hate, or simply a boring and sedentary life, sometimes you feel like you just need to get away. You can trade in whatever is making you unhappy for something different, even if it’s just for a little while. Seeing other parts of the world and immersing you in foreign cultures open up completely...
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Product Life Cycle Strategies Product, which is "anything that is capable of satisfying customers needs". Every product have a... "life cycle" which similar as living organism, product will growth, become mature and decline. The stages of product's development, called "Product Life Cycle". Product Life Cycle included five stages: Product Development, Introduction, Growth, Maturity and Decline. Real market situation 1. Introduction Stage As the name meaning, the product in this stage is new and...
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Running Head: Science Science Meets Real Life (College) (Subject) Science Meets Real... Life Scenario 1: You arrive home late at night. You walk up to the front door, unlock it, and reach in to turn on the light switch located just inside the front door. The light does not come on! Now what? As a typical human being, you are compelled to undergo will go a mental as well as physical procedure of premise testing. It should be noted that, the process...
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Surreal vs. Real Life Every normal human at one point in their life wishes and dreams of, and even... craves the existence of a utopia, a surreal life. All (all as in reference to human beings, with a mature level of thinking) want a life that offers more of an upward stability compared to a current state of being, which in some aspect may be lacking. Where an ideal life may not include any troubles found today, and offers the cliché of clouds with a silver lining, real life includes not only troubles...
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fruit flies moved from one part of your choice chamber to another? 5. How can you apply this lab to a real world setting?... How might fruit fly preference translate to a real life product? This lab can be applied to the real world setting not only shown through fruit flies, but also with humans. The fruit fly preference can translate to a real life product by, for say in a restaurant they wouldn’t stay where the ketchups or what have it, but it would be near the garbage...
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plague. A war started by jealousy, carried on by reputation and ended in tragedy. In the novel, the Crucible, written by Arthur Miller, the Parris family,... the Procter Family, Giles Corey, and the Putnam family can be compared and contrasted to their real life personas. Miller demonstrates a rather dramatic story of a group of families pulled together and ripped apart due to a jealous little girl. But his has some big differences to reality. Tituba, a slave from Barbados who was owned by the Parris family...
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Coursework Individual Presentation Negotiation REAL LIFE NEGOTIATION INTRODUCTION “Negotiation... is the process of communicating back and forth for the purpose of reaching a joint decision.” “A strategic discussion that resolves an issue in a way that both parties find acceptable. In a negotiation each party tries to persuade the other to agree with his or her point of view.” REAL LIFE NEGOTIATION STORY I wanted to buy new speakers when I moved to Gurgaon. The...
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Normal Distribution It is important because of Central Limit Theorem (CTL), the CTL said that Sum up a lot of i.i.d random... variables the shape of the distribution will looks like Normal. Normal P.D.F Now we want to find c This integral has been proved that it cannot have close form solution. However, someone gives an idea that looks stupid but actually very brilliant by multiply two of them. reminds the function of circle which we can replace them to polar coordinate Thus Mean ...
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What is Normal Aging? The aging process happens during an individual’s lifespan. We are all involved in this process and none can escape it.... When one is young, aging is associated with growth, maturation, and discovery. Many human abilities peak before age 30, while other abilities continue to grow through life. The great majority of those over age 65 today are healthy, happy and fully independent. In spite of this, some individuals begin to experience changes that are perceived as signs of deterioration...
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in class that pertains to my everyday life would be the cell cycle. Without cells flowing through my body, I would cease to survive on this... planet. This however will not affect me in having to change the way I live my life. I will still continue to eat the same foods that I do now, and work out the same as well. The cell cycle enables the cells to eventually divide. This is a very important aspect in life. The next topic that affects my everyday life would be nonrenewable resources. These...
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The Examination of the Uncanny in Real Life and Literature Uncanny. The word itself mocks it's own paradoxical definition.... This paper aims to sufficiently explain the concept of the uncanny in relation to Andrew Bennett and Nicholas Royle's An Introduction to Literature, Criticism and Theory – Chapter Five “The Uncanny.” In this chapter, it is suggested that there are thirteen unlucky forms that the uncanny can take. From these thirteen forms, four have stood out as striking, and those will be...
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Science meets Real Life Cheryl Hankins SC300: Big Ideas in Science: From Methods to Mutation There are... two different ways to use the scientific method. The five step method involves observing/research, hypothesis, prediction, experiment, and conclusion (Understanding and Using the Scientific Method, 2011). The seven step method involves observation, question, research, guess, experiment, analyze data, and conclusion (Trefil & Hazen, 2010). Whether using the five step method...
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catalyst of smiles. Humor is the spark that lights our eyes as well as the cause of tears that never grows old. Humor is a state of mind. HUMOUR IN EVERYDAY... LIFE Humor is one of the most important things in everyday life, chiefly because it is through humor that we can really see and appreciate some of the best and most beautiful things in life. Humor is another important tool in the key to finding happiness. Most of us have a tendency to regard a clever sense of humor as the distinction of a person...
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Probability distribution Definition with example: The total set of all the probabilities of a random variable to attain all... the possible values. Let me give an example. We toss a coin 3 times and try to find what the probability of obtaining head is? Here the event of getting head is known as the random variable. Now what are the possible values of the random variable, i.e. what is the possible number of times that head might occur? It is 0 (head never occurs), 1 (head occurs once out of 2 tosses)...
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Science Meets Real Life Student Name Kaplan University SC/300 – Big Ideas in Science December 13, 2011... Introduction This paper has the purpose of investigating a mysterious pattern of student absences at certain local middle schools by looking to find out what are the classes in which the absences occur. The paper will explain whether or not there is a common reason for these absences and define hypotheses about what is behind these absences. These hypotheses will be based...
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presentation is to discuss the theory of distribution strategy with the underlying real life examples... of McDonald's fast-food restaurants in Australia. In other words, the aim is to discuss McDonald's distribution channel, the way this fast-food restaurant gets its products to the market. Nonetheless, this presentation will demonstrate that McDonald's distribution strategy is effective in many cultures. In the theory of marketing mix, place (distribution) determines where the product will be sold...
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Even in Real Life, There Were Screens Between Us What is love like for you? Caitlin Dewey’s purpose of her story is to explain... to the audience a time in her life in which she experienced love, and to inform and persuade the reader about her perspective of online and in-real-life relationships. However, most people think that love can’t exist when the majority of that relationship occurs online. Caitlin Dewey shares with us her experience with love: online vs. real life. Dewey has a strong argument...
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Journey and Its Reflection of Real Life In Herman Hesse’s novel Siddhartha, the main character, Siddhartha, leaves home in a... search for identity and the meaning of life. A journey many people may set out on in their lives and some may succeed. Many however, fail in their quest for truth. Along the way Siddhartha makes several stops, and each stop has a specific relation to his journey. Some are more significant than others, but that is the case in everyone’s life, there are important times of people’s...
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because of his strength, but George never left Lennie to live by himself. I think George knows that without Lennie, he would be isolated and lonely. I... think the relationship between Lennie and George can definitely make connections to problems in the real world. Dealing with loneliness and homelessness could become very difficult after a while. If you only have one friend that you can rely on, and you know that they will always be there for you, that one friend becomes your home. It would be very...
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the correct amount of each substance to obtain the desired result. Algebraic Concepts in Everyday Life The following are... examples that I learned from the course discussion board of different ways that algebra can solve everyday life problems. ∙ To determine each person’s share of the cost for a limo ride, you would add a tip to the cost of the limo and divide by the number of riders. For example, if there were 10 kids riding in a limo and the cost of the limo was $600 (including a 20% tip), each...
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The unequal distribution of wealth has always been a huge problem that has plagued society throughout the ages. As forms of governments of each... nation have changed, the unequal distribution of wealth has remained a constant. Even in Communist countries, which were supposed to eliminate this problem by abolishing the private ownership of land, the unequal distribution of wealth was still a problem in their society. It is difficult for society as a whole to make advancements, because of the unequal...
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title page, table of contents, reference page and appendices) on the theme of channels of distribution. With this theme, the project is... intended to be an opportunity to explore in depth a topic related to this course that is of specific significance to you. In developing the project, select one of the topics outlined below. This is not a ‘book report’. The course project is a Channels of Distribution Analysis Report. This is a graduate level research paper complete with analysis and evaluation...
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photography has been incorporated into the world of journalism, it has aimed to portray particular images and provoke a feeling or emotion in the reader of... the article. The two work together in the goal of creating impact. A photo allows for a “real life” perspective of the story or event and can add aesthetic pleasure, which in turn draws in the reader. Photography is used in news articles, feature articles and can be categorized as “iconic” often capturing a moving moment in history. However, journalism...
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Dante’s Real Inferno The three most significant influences on Dante Alighieri were his philosophical education, his political struggles in... Florence throughout his life, and his infatuation with the woman known as Beatrice. Dante’s education played a major part in influencing his famous writing, Inferno. Dante grew up in Florence, a significant artistic and intellectual center throughout the 13th century, says Jay Rudd. Dante had private tutors in his youth and studied Christian theology at the...
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Can Movies Teach Us Something About Real Life Zhanyu Tang EN-104 English Composition I Constance Jackson Herzing University 3... April 2015 Can Movies Teach Us Something About Real Life? People of today are lucky, because they can obtain different enjoyments visually and mentally through watching a diversity of movies. Yet, some people argue that, apart from movies that describe the real life, none of the others can give them inspirations or guidance in their life. They point out that only movies...
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Assignment Q1Find the parameters of binomial distribution when mean=4 and variance=3. Q2. The output of a production process is 10%... defective. What is the probability of selecting exactly two defectives in a sample of 5? Q3. It is observed that 80% of television viewers watch “Boogie-Woogie” Programme. What is the probability that at least 80% of the viewers in a random sample of five watch this Programme? Q4. The normal rate of infection of a certain disease in animals is known to...
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A = BQ + R, and either R = 0 or the degree of R is lower than the degree of B. These conditions define uniquely Q and R, which means that Q and Rdo not... depend on the method used to compute them. ------------------------------------------------- Example Find the quotient and the remainder of the division of the dividend by the divisor. The dividend is first rewritten like this: The quotient and remainder can then be determined as follows: 1. Divide the first term of the dividend by...
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thus they can be used only where point positions lie on a single two-dimensional plane. They are most appropriate in any context where the phenomenon being... considered is inherently tied to direction and length from a center point. For instance, the examples above show how elementary polar equations suffice to define curves—such as the Archimedean spiral—whose equation in the Cartesian coordinate system would be much more intricate. Moreover, many physical systems—such as those concerned with bodies...
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power to reflect on the world in which they live. What do the writers Chekhov and Carver say about the struggles of real life in... the society around them? Discuss, using quotes and references to characters and scenes within the chosen short stories. The short stories, ‘The Bet’ and ‘Cathedral’ by Anton Chekhov and Raymond Carver respectively, both investigate the struggles of real life in society around them. Chekhov and Carver present the struggles created by greed and jealousy, how easily one takes...
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people’s understanding of the world. It is accomplished using various channels to condition people’s thinking. Publicity and advertisement... campaigns saturate people with products, broadcasting over radio, and television which in itself is a prime example. Many religions employ mind control, conditioning their followers to obey without questioning. With nearly global use of the television; it has become a preferred method with which to influence and regulate people’s thinking, creating an...
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HEROES SHOULD HAVE NO ROLE IN THE REAL WORLD We all know that movies suspend disbelief and enable you to run off to an escapist paradise, but... pretty much every movie ever released is grounded in reality. Even fantasy and sci-fi movies. Take out the magic wands and space ships, and most of the time you get human stories portrayed realistically. But sometimes, events unfold in a movie and you end up muttering out loud “Oh come on. That would never happen in ‘real life’.” No matter how fantastical or...
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Michael Jackson – Man In The Mirror I'm gonna make a change for once in my life It's gonna feel real good, Gonna make a... difference Gonna make it right. As I, turn up the collar on my favorite winter coat This wind is blowing my mind I see the kids in the streets with not enough to eat Who am I to be blind? Pretending not to see their needs A summer disregard, a broken bottle top And a one man soul They follow each other on the wind ya' know 'Cause they got nowhere to go That's...
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X-bar Definition 1 x xi n i 1 Probability and statistics - Karol Flisikowski n Sampling Distribution of x-bar How does... x-bar behave? To study the behavior, imagine taking many random samples of size n, and computing an x-bar for each of the samples. Then we plot this set of x-bars with a histogram. Probability and statistics - Karol Flisikowski Sampling Distribution of x-bar Probability and statistics - Karol Flisikowski Central Limit Theorem The key to the...
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random will be between 19 and 31 is about 0.95. This area (probability) is shown fir the X values and for the z values. σ = 3 0.95 σ = 1... 0.95 X 19 25 31 -2 0 +2 Normal curve showing Standard normal curve showing area between 19 and 31 area between -2 and +2 Entry to a certain University is determined by a national test. The scores on this test are normally distributed with a mean of 500 and a standard deviation of 100...
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