For Which of the Following Experimental Questions Would You Be

Multiple Choice

For which of the following experimental questions would you be most interested in the population proportion instead of the population mean?

A) At this university, how many minutes a day do students exercise?
B) Do students at this university intend to seek work immediately after graduation?
C) Is the GPA of statistics students at this university higher than the national average?
D) What is the mean GPA of statistics students at this university?
E) Do students at this university score higher than the national average on the Graduate Record Examination (GRE) ?