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Get Full Access to Statistics For Engineers And Scientists - 4 Edition - Chapter 1.2 - Problem 10e
Get Full Access to Statistics For Engineers And Scientists - 4 Edition - Chapter 1.2 - Problem 10e

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# A sample of 100 adult women was taken, and each was asked

ISBN: 9780073401331 38

## Solution for problem 10E Chapter 1.2

Statistics for Engineers and Scientists | 4th Edition

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Statistics for Engineers and Scientists | 4th Edition

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Problem 10E

A sample of 100 adult women was taken, and each was asked how many children she had. The results were as follows:

 Children 0 1 2 3 4 5 Number of Women 27 22 30 12 7 2

a.         Find the sample mean number of children.

b.        Find the sample standard deviation of the number of children.

c.         Find the sample median of the number of children.

d.        What is the first quartile of the number of children?

e.         What proportion of the women had more than the mean number of children?

f.         For what proportion of the women was the number of children more than one standard deviation greater than the mean?

g. For what proportion of the women was the number of children within one standard deviation of the mean?

Step-by-Step Solution:

Step 1 of 8:

Given a sample of 100 adult women was taken, and each was asked how many children she had, and the results are tabulated below.

 Children    (x) Number of women (f) fx 0 27 0 0 1 22 22 22 2 30 60 120 3 12 36 108 4 7 28 112 5 2 10 50 = 156 412

Step 2 of 8

Step 3 of 8

##### ISBN: 9780073401331

This full solution covers the following key subjects: Children, Women, sample, mean, Find. This expansive textbook survival guide covers 153 chapters, and 2440 solutions. The full step-by-step solution to problem: 10E from chapter: 1.2 was answered by , our top Statistics solution expert on 06/28/17, 11:15AM. Statistics for Engineers and Scientists was written by and is associated to the ISBN: 9780073401331. The answer to “A sample of 100 adult women was taken, and each was asked how many children she had. The results were as follows:Children012345Number of Women2722301272a. Find the sample mean number of children.________________b. Find the sample standard deviation of the number of children.________________c. Find the sample median of the number of children.________________d. What is the first quartile of the number of children?________________e. What proportion of the women had more than the mean number of children?________________f. For what proportion of the women was the number of children more than one standard deviation greater than the mean?________________g. For what proportion of the women was the number of children within one standard deviation of the mean?” is broken down into a number of easy to follow steps, and 111 words. Since the solution to 10E from 1.2 chapter was answered, more than 1390 students have viewed the full step-by-step answer. This textbook survival guide was created for the textbook: Statistics for Engineers and Scientists , edition: 4.

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