- An industrial psychologist selected a random sample of seven young urban professional couples who own their homes. The size of their home (square feet) is compared with that of their parents. At the .05 significance level, can we conclude that the professional couples live in larger homes than their parents?
Couple Name Professional Parent
Gordon 1,725 1,175
Sharkey 1,310 1,120
Uselding 1,670 1,420
Bell 1,520 1,640
Kuhlman 1,290 1,360
Welch 1,880 1,750
Anderson 1,530 1,440





