Question 1 1. Rockhampton City Council wished to investigate the effect of household income and household size on water consumption. From a survey of 315 households‚ the following relationship between weekly water consumption in litres‚ weekly household income measured in dollars and the number of members of the household was estimated: WATER = 86.64 + 0.3685*INCOME + 358.5*SIZE Holding weekly income constant‚ by how much does water consumption (measured in litres) increase if a household gains
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Descriptive and Inferential Statistics Statistical methods in psychology have two main branches‚ which are descriptive and inferential. They each play a major part in the data that is collected for research and other studies. This paper will show the functions of statistics‚ how descriptive and inferential statistics are defined and the relationship between the two. Statistics is a necessary tool in psychology. It provides data for research studies as well as providing background information and
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Fall 2011- August drive MBA SEMESTER 1 MB0040 – STATISTICS FOR MANAGEMENT- 4 Credits (Book ID: B1129) Assignment Set- 1 (60 Marks) Note: Each question carries 10 Marks. Answer all the questions 1. (a) ‘Statistics is the backbone of decision-making’. Comment. [ 5 marks] (b) Give plural meaning of the word Statistics? [ 5 marks] 2. a. In a bivariate data on ‘x’ and ‘y’‚ variance of ‘x’ = 49‚ variance of ‘y’ = 9 and covariance (x‚y) = -17.5. Find coefficient of correlation between ‘x’ and
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PERSONAL FINANCE WEEK TWO QUIZ 1. Which of the following is the smartest way to handle allowance for children and teens? a. Pay your children and teens according to the work that they do. b. Never pay for chores of any type‚ since children of all ages should be expected to help out as members of the family. c. Increase allowance annually based on the child’s age. d. Give allowance when children have performed well in school or exhibited exemplary behavior. 2. When you talk to your children
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Score for this quiz: 14 out of 20 Submitted May 18 at 8:28pm This attempt took 20 minutes. Question 1Correct! 2 / 2 pts In 1980‚ Goldsmith predicted what healthcare would look like in the future. Which of the following did he NOT forecast‚ as listed in your text? In 1980‚ Goldsmith predicted what healthcare would look like in the future. Which of the following did he NOT forecast‚ as listed in your text? Problems of the uninsured Expanded role of government financing *Undersupply
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University of Phoenix Faculty Material Communication Quiz Final- Rosemary Clarke Underline the best answers to the following 30 multiple choice questions. Multiple Choice 1. COMMUNICATION IS DEFINED AS a. the sense that people extract from a message b. the social process in which individuals employ symbols to establish and interpret meaning in their environment c. the perceived rightness or wrongness of an action d. the ability to transmit one’s ethical decisions through proper channels 2. The
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Statistics for Business and Economics Personal pre-assignment 1.9 What is a representative sample? What is its value? The representative sample is a subset of a population of interest that is exhibiting the typical characteristics of the population. The most typical way to cover the up-mentioned criterion is the simple random sample which consist of a sample of units that is selected randomly‚ e. g. the sample is selected form the population on a way that every sample of the size is having
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Memo To: Members of the Centervale City Council From: Director of Data Analysis CC: Delicia Terrell Date: 3/3/2011 Re: Crime Statistics Research and Review Crime in our nation is a serious problem today. Not only is criminal activity dangerous for the American people but it is expensive as well. The harshest of crimes being homicide‚ in 2008 it was reported that there were 15‚672 murders committed compared to the year 2009 which 14‚558 murders took place. According to Fox News studies there
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Sociology Quiz #1: The Sociological Imagination 1. Which of the following is the BEST example of something that sociologists might study? - How wireless technology has enabled people in developing countries to communicate beyond their local communities. 2. Anything that humans create or take notice of‚ that exerts influence or pressure on their behavior is termed a social force . Which of these is the BEST application of the concept‚ "sociological imagination"? - understanding the technology
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Answers Master of Business Administration- MBA Semester 1 MB0040 - Statistics for Management Q1. A Explain the characteristics of statistics? B. What are the components of statistics? Give a brief description of each of its component’s? Answer: (A) Some of its important characteristics are given below: * Statistics are aggregates of facts. * Statistics are numerically expressed. * Statistics are affected to a marked extent by multiplicity of causes. * Statistics are enumerated
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