Multiple Choice
The amount of time the husband and the wife spend on house work is measured for 15 women and their 15 husbands. What are the appropriate degrees of freedom for the multiplier t* for a confidence interval for the difference in mean time spent on housework between husbands and wives?
A) 14
B) 15
C) 29
D) 30
Correct Answer:
Verified
Correct Answer:
Verified
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