26. To test the belief that millennials are taller than boomers, a student randomly selects 13

boomers who have adult-millennial children. The student records the heights of both the

parents and their kids in inches and obtains the following data. Are millennials taller than

boomers? Use the α = 0.1 level of significance. Assume the data's differences are normally

distributed.

Height of Parent

Height of Kid

1

2 3

70.3 67.1 70.9

74.1 69.2 66.9

10 11 12 13

70.8 70.2 70.4 72.4

75.8 72.3 69.2 68.6 73.9

4

5

6 7 8 9

66.8 72.8

70.4 71.8

70.1 69.9

69.2 68.9 70.2 70.4 69.3