A demographer was curious if an age difference existed between men and women who were getting married

Question:

A demographer was curious if an age difference existed between men and women who were getting married for the first time. From wedding announcements in local papers throughout the United States, he randomly sampled 250 couples where it was the first marriage for both the bride and the groom. From the announcements, he obtained their ages. What statistical test should he use to compare the ages of husbands and wives?

Select the appropriate statistical technique from among those in Figure 16.6.

Three or more Number of independent variables One Two Type of factors Type of samples Both between- Dependent Independen