Two ad agencies want to understand issues that are important to students. Agency A will interview 50 students whose names are randomly chosen from school enrollment data. Agency B will interview 50 randomly selected people from those who respond to a social media posting. Which method will produce a fair sample of the student population and why?

Question

anonymous · Answer

1) Agency A, because students are convenient and easy to interview

 2) Agency A, because names randomly selected from school data will be student names

 3) Agency B, because people who respond to social media postings have strong opinions

 4) Agency B, because people who respond to social media postings are usually students

anonymous · Answer

Agency A for sure.. but I'm searching for a good reas
on to go one way or the other.

anonymous · Answer

I correctly chose option#2, someone else had selected option#1 - that was throwing things off a bit. anyone want a free medal, just answer #2

anonymous · Answer

we were just looking for the option that skewed data the least.

anonymous · Answer

and was most logical