Introduction to Probability and Statistics
Introduction to Probability and Statistics
14th Edition
ISBN: 9781133103752
Author: Mendenhall, William
Publisher: Cengage Learning
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Chapter 5, Problem 5.95SE

(a)

To determine

To find the average number of consumers in the sample who said that they are committed to living with fewer credit cards.

(b)

To determine

To find the standard deviation number of consumers in the sample who said that they are committed to living with fewer credit cards.

(c)

To determine

To find within what range would we expect to find the number in the sample who said they are committed to living with fewer credit cards.

(d)

To determine

To find if we consider only 200 of the sample of consumers said they are committed to living with fewer credit cards would be consider unusual or not and explain and also find conclusion might we draw from this ample information.

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Introduction to Probability and Statistics

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