5 The student government at the University of Wisconsin conducts a study about alcohol abuse among students. One hundred of the 40.000 members of the student body are sani- pled and asked to complete a questionnaire One question asked is "On how many days in the past week did you consume at least one alcoholic drink**

a) Describe the population of interest

b) For the 40,000 students, suppose that one characteristic of interest is the percentage who would respond "zero" to this question. This value is computed for the students sam- pled. Is it a parameter of a statistic? Why?