Suppose you want to use a paired sample to compare the mean TV viewing times of married men and married women.

What is the variable under consideration?
A. marital status
B. mean TV viewing time
C. TV viewing time
D. None of the above

What are the two populations under consideration?
A. married men and married women
B. married people and single people
C. men and women
D. None of the above

What are the pairs?
A. men and women
B. married couples
C. None of the above

What is the paired-difference variable?
A. the difference between the TV viewing times of men and women
B. the difference between the TV viewing times of a married couple
C. None of the above