Any Time a Social Researcher Is Going to Use Sampling

Any time a social researcher is going to use sampling, they must first identify their target population. What is this target population?

A) the group of people whose behavior they wish to change
B) the group of people from whom they will gather data
C) the group of people least often studied in the past
D) the larger group of people they wish to generalize about
E) the group of people who wish to be studied