In the Applications to the Analysis of Social Problems Section

Multiple Choice

In the Applications to the Analysis of Social Problems section of Chapter 8,the confidence intervals for the mean age at which mothers think parents should talk with children about sex and the confidence intervals for the mean age at which mothers think parents should talk with children about birth control were relatively narrow.What does this mean?

A) there is not a high level of confidence in these means
B) the means for these two variables lie in the rejection region
C) there are small amounts of sampling error
D) none of these