A Powerful Women's Group Has Claimed That Men and Women

A powerful women's group has claimed that men and women differ in attitudes about sexual discrimination. A group of 50 men (group 1) and 40 women (group 2) were asked if they thought sexual discrimination is a problem in the United States. Of those sampled, 11 of the men and 19 of the women did believe that sexual discrimination is a problem. Find the value of the test statistic.

A) Z = - 2.55
B) Z = - 1.05
C) Z = - 1.20
D) Z = - 0.85

Correct Answer:

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