Question

"The fraternities and sororities of MSU face declining membership and want to know if the incoming freshman class will be a good recruiting ground. Not having enough money to survey all 1,600 incoming first year students, they commission you to survey a random sample of 150. You find that 35 of the 150 respondents on your survey are interested in social clubs."

What is the research variable being studied? Level of measurement of the research variable?

Answer 1

Here the research variable is the number of students who are interested in social clubs from the 1600 incoming 1st year students.

Here the level of measurement of this variable is the Ratio Level of measurement because the measurement is the number of students.

From the sample the sample proportion be

p = 35/150 =0.233

Then in the 1st year total number of students who are interested in social clubs is estimated by =1600 × 0.233 = 373.33 or 373.

It can be assumed that 373 students in 1st year are interested in social clubs