Partners Checking Up on Each Other. Use the following information for Exercises 48–51. According to a study in the journal Computers in Human Behavior,8 65% of the college women surveyed checked the call histories on the cell phones of their partners, whereas 41% of the males did so.

Question 7.177

51. Suppose someone claimed that there really was no difference in the proportions of females and males who check the call histories on their partners' cell phones. How would you use the results from Exercises 49 and 50 to address this claim?

7.2.51

The results of Exercises 49 and 50 do not support this claim. The 97.5th percentile for the males is less than the 2.5th percentile for the females. Also and are both very different for males and females.