Suppose you interview a group of people who were 9th graders in 2009. If you believe they represent a "typical" population of people growing up in the United States at this time, you would expect that about ____ of these students would have had sexual intercourse.
A) 5%
B) 15%
C) 33%
D) 50%

Question

Quizplus · Accepted Answer

Figure 10-3 shows the percentage of male and female high school students, who have ever had sexual intercourse. The average percentage for 9^th graders is around 33%. The text also notes that in 2009, the proportion of 9th graders who had engaged in sexual intercourse was about one-third.

Suppose You Interview a Group of People Who Were 9th