Check Assumptions / Conditions for Two-Sample T-Test

question 13

Multiple Choice

Check assumptions / conditions for two-sample t-test.
-Data were collected on annual personal time (in hours) taken by a random sample of 16
Women and 7 men employed by a medium sized company. The women took an average of 24.75 hours of personal time per year with a standard deviation of 2.84 hours. The men
Took an average of 21.89 hours of personal time per year with a standard deviation of 3.29
Hours. The Human Resources Department believes that women tend to take more personal
Time than men because they tend to be the primary child care givers in the family. The t-
Test for two means is appropriate in this situation because

• A) women and men are dependent samples.
• B) women and men are independent samples.
• C) women and men are matched samples.
• D) the observations are paired.
• E) None of the above.

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