The amount of time the husband and the wife spend on house work ...

[Yolanda]

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

Question 2

In each situation, indicate whether it would make more sense to find a confidence interval for the population parameter or to conduct a hypothesis test for a specific null value. A weight-loss clinic wishes to determine how much more weight patients lose when they add both diet and exercise to their daily routines compared to when they just diet.
 a. Confidence interval
  b. Hypothesis test

[aprice35067]

Answer to Question 1

A

Answer to Question 2

A

[Yolanda]

Both answers were spot on, thank you once again

[aprice35067]

Great! Please up vote