For decades, people have believed that boys are innately more capable than girls in math. In other
Question:
Boys Girls
74........ 83
89........ 76
: ......... :
66........ 74
a. Use Excel to construct 95% confidence intervals for the mean scores of boys and the mean scores of girls. Explain your assumptions.
b. Explain why the widths of the two intervals are different.
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Related Book For
Essentials Of Business Statistics Communicating With Numbers
ISBN: 9780078020544
1st Edition
Authors: Sanjiv Jaggia, Alison Kelly
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