7 Table 3.12 summanzes responses of 1250 subjects in the 1991 General Social Survey to the question. "About how often did you have sex during the last 12 months?"

a) Construct a bar graph, and interpret

b) Report the median and the mode. Interpret.

c) Treat this scale in a quantitative manner by assigning the scores 0. 1. 1.0, 2.5, 4.3. 10.8. and 17 to the categories, representing approximate monthly fiequency Calculate the sample mean and interpret.