A random sample of 82   women showed that the mean number of children reported was 1.87   with a standard deviation of 1.7 . ​(Interestingly, a sample of 82   men showed a mean of 1.3​ children.) Complete parts​ (a) through​ (c) below.   LOADING... Click the icon to view the​ t-table.       Question content area bottom Part 1 a. Find a​ 95% confidence interval for the population mean number of children for women. Because the sample size is so​ large, you can use 1.96 for the critical value of t​ (which is the same as the critical value of​ z) if you do the calculations manually. Choose the correct answer below​ and, if​ necessary, fill in the answer boxes to complete your choice. ​(Type integers or decimals rounded to the nearest hundredth as needed. Use ascending​ order.)

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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A random sample of

82
 

women showed that the mean number of children reported was

1.87
 

with a standard deviation of

1.7
.

​(Interestingly, a sample of

82
 
men showed a mean of
1.3​ children.) Complete parts​ (a) through​ (c) below.
 
LOADING...
Click the icon to view the​ t-table.
 
 
 

Question content area bottom

Part 1
a. Find a​ 95% confidence interval for the population mean number of children for women. Because the sample size is so​ large, you can use 1.96 for the critical value of t​ (which is the same as the critical value of​ z) if you do the calculations manually. Choose the correct answer below​ and, if​ necessary, fill in the answer boxes to complete your choice.
​(Type integers or decimals rounded to the nearest hundredth as needed. Use ascending​ order.)
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