7.8 - THINK & PONDER!
Ponder the following, then click the graphic to display the answers.
A. We randomly select 20 males and 20 females and compare the average time they spend watching TV. Is this an independent sample or paired sample?
B. We randomly select 20 couples and compare the time the husbands and wives spend watching TV. Is this an independent sample or paired sample?
The paired t-test will be used when handling hypothesis testing for paired data.