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 equal
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Chapter 13: Chi-Square Applications SHORT ANSWER 1. When samples of size n are drawn from a normal population‚ the chi-square distribution is the sampling distribution of = ____________________‚ where s2 and are the sample and population variances‚ respectively. ANS: PTS: 1 OBJ: Section 13.2 2. Find the chi-square value for each of the right-tail areas below‚ given that the degrees of freedom are 7: A) 0.95 ____________________ B) 0.01 ____________________ C) 0.025 ____________________
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The Normal and Lognormal Distributions John Norstad j-norstad@northwestern.edu http://www.norstad.org February 2‚ 1999 Updated: November 3‚ 2011 Abstract The basic properties of the normal and lognormal distributions‚ with full proofs. We assume familiarity with elementary probability theory and with college-level calculus. 1 1 DEFINITIONS AND SUMMARY OF THE PROPOSITIONS 1 Definitions and Summary of the Propositions ∞ √ Proposition 1: −∞ 2 2 1 e−(x−µ) /2σ
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packaging supplied by an independent supplier‚ and distribute it to the various retailers. Gatorade is priced slightly lower than its main competition‚ POWERade. PepsiCo keeps very close control over the pricing of its products‚ ensuring that every channel member makes a profit. Product promotion for Gatorade is focused in three areas‚ media advertising‚ event sponsorship‚ and contests. The main competitor for Gatorade is the Coca-Cola product‚ POWERade. Currently Gatorade seems to have the upper hand
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Factors of Channel Intensity Decisions There are eight factors for channel intensity decisions and the first is channel competition to prevent complacency in this a manufacturer has to place its brand or product in different stores. This helps the business to expand its profits‚ and keeps them in competition with other brands. The book tells us how weaker brands may do this by contracting with large retailers such as Wal-Mart in order for their product to be show cased; but this may not always be
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Jones Electrical Distribution case Jones Electrical Distribution is a wholesaler of electrical components and devices to general contractors and electricians. Although Jones Electrical Distribution has been profitable in the past few years‚ the company experiences a drain on its cash when it attempts to maintain a rapid growth while taking advantage of trade discounts at the rate of 2%. Problems faced by Jones Electrical Distribution are as follows: Should the company maintain a rapid sales growth
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magazines. Magazine catalogs offer a way to shop without leaving your home as well when you pay by check or credit card. People love to spend money and the easier it is to spend money the more willing they are to do it. So which distribution method is best? The direct distribution system in one method and has several subsystems. One distinction between direct systems and indirect systems for example‚ is that in direct systems the marketer does the research themselves. But in indirect systems the marketer
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Population distribution is how people are dispersed over a given area. Population distribution is measured by persons per square kilometer. An area (or country) can be densely populated‚ which means there is a high concentration of persons per square kilometer‚ or sparsely populated‚ which means there is a low concentration of persons per square kilometer. The distribution of population can be influenced by both physical and human factors. Physical factors include relief‚ climate‚ vegetation‚ soil
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Product‚ Pricing‚ and Channels Paper MKT/421 Product‚ Pricing‚ and Channels Paper The following paper reviews how the Magnolia Bakery‚ offers its products and services to a target markets that are considering fresh bread from the oven every day delivery at the customers’ doors‚ early in the morning‚ for family breakfast. This discussion reviews include several areas such as the product features and benefits; the phases of the product’s lifecycle; the packaging of the product; the pricing strategy
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enters Distribution Centres and Warehousing Distribution centers are the foundation of a supply network‚ as they allow a single location to stock a vast number of products. Some organizations operate both retail distribution and direct-to-consumer out of a single facility‚ sharing space‚ equipment‚ labour resources‚ and inventory as applicable. Main aim Goods and items should be stored and shipped in a manner that encompasses aspects such as availability‚ proper hygienic storage(prevention
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