Pearson eText Introductory Statistics: Exploring the World Through Data -- Instant Access (Pearson+)
Pearson eText Introductory Statistics: Exploring the World Through Data -- Instant Access (Pearson+)
3rd Edition
ISBN: 9780136880882
Author: Robert Gould, Rebecca Wong
Publisher: PEARSON+
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Chapter 3, Problem 8SE

Children of First Ladies This list represents the number of children for the first six “first ladies” of the United States. (Source: 2009 World Almanac and Book of Facts)

Chapter 3, Problem 8SE, Children of First Ladies This list represents the number of children for the first six “first

a. Find the mean number of children, rounding to the nearest tenth. Interpret the mean in this context.

b. According to eh.net/encyclopedia, women living around 1800 tended to have between 7 and 8 children. How does the mean of these first ladies compare to that?

c. Which of the first ladies listed here had the number of children that is farthest from the mean and therefore contributes most to the standard deviation?

d. Find the standard deviation, rounding to the nearest tenth.

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Chapter 3 Solutions

Pearson eText Introductory Statistics: Exploring the World Through Data -- Instant Access (Pearson+)

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