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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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 to
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El Paso and gradually built a customer base throughout Texas. A distribution center was established in Ft. Worth‚ Texas later‚ as business expanded to the north; a second distribution center was established in Santa Fe‚ New Mexico. The El Paso plant was expanded when the company began marketing its meters in Arizona‚ California‚ Nevada‚ and Utah. With the growth of the West Coast business‚ the Darby Company opened a third distribution center in Las Vegas and just two years ago opened a second production
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DISTRIBUTION AUTOMATION Abstract— This White Paper on‚ “Power systems” addresses the working process‚ benefits and challenges of implementing Distribution Automation in electrical power distribution sector. The demand for electrical energy is increasing every day. Today over 24% of total electrical energy generated in India is lost in transmission (6%) and distribution (18%). The electrical power deficit in country is currently about 18%. Therefore reduction in distribution
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The Poisson distribution is a discrete distribution. It is often used as a model for the number of events (such as the number of telephone calls at a business‚ number of customers in waiting lines‚ number of defects in a given surface area‚ airplane arrivals‚ or the number of accidents at an intersection) in a specific time period. It is also useful in ecological studies‚ e.g.‚ to model the number of prairie dogs found in a square mile of prairie. The major difference between Poisson and Binomial
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Distribution Channel The marketing mix is composed of all the elements of a successful marketing process including price‚ packaging‚ product and place. And while everything is important‚ it is the distribution channel that finally makes the product available to the customer and hence makes an integral part of the marketing mix. The distribution channel refers to the ways the product reaches the shelves. And this may include retailers and wholesalers and sometimes the manufacturers themselves (Lamb
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DISTRIBUTION DEFINITION A distribution channel is a set of independent organizations involved in the process of making a product or service available to the consumer or a business user. IMPORTANCE OF DISTRIBUTION CHANNELS The main function of a distribution channel is to provide a link between production and consumption. Organisations that form any particular distribution channel perform many key functions: Information Gathering and distributing market research and intelligence - important
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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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The process of making goods available to the consumer needs effective channel of distribution. Therefore‚ the path taken by the goods in its movement is termed as channel of distribution. The goods may be sent to the consumer directly or indirectly through middlemen. The channel of distribution may be classified as: Selling through direct channels This is the oldest‚ shorter and the simple channel of distribution. The producer sells the product directly without involvement of any middle man.
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CHANNELS OF DISTRIBUTION Even before a product is ready for market‚ management should determine what methods and routes will be used to get there. This means establishing strategies for the product distribution channels and physical distribution. Managing a distribution channel often begins with a producer; therefore we will discuss channels largely from a producer’s vantage point. MIDDLEMEN AND DISTRIBUTION CHANNELS Ownership of a product has to be transferred somehow from the individual or organization
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