Statistical Techniques in Business and Economics
Statistical Techniques in Business and Economics
18th Edition
ISBN: 9781260579611
Author: Douglas Lind; William Marchal; Samuel Wathen
Publisher: MCGRAW-HILL HIGHER EDUCATION
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Chapter 8, Problem 30CE

The Appliance Center has six sales representatives at its North Jacksonville outlet. The following table lists the number of refrigerators sold by each representative last month.

Chapter 8, Problem 30CE, The Appliance Center has six sales representatives at its North Jacksonville outlet. The following

  1. a. How many samples of size 2 are possible?
  2. b. Select all possible samples of size 2 and compute the mean number sold.
  3. c. Organize the sample means into a frequency distribution.
  4. d. What is the mean of the population? What is the mean of the sample means?
  5. e. What is the shape of the population distribution?
  6. f. What is the shape of the distribution of the sample mean?
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