Question

If you want to assess presidential candidate preferences of Maricopa County registered voters classified by social class and age, you might randomly select voters from each subgroup according to their proportion in the entire county. This sampling technique is called ________ sampling

Answer 1

Answer: Stratified random sampling

Step-by-step explanation:

In stratified random sampling the population of choice is partitioned into subgroups. Then the samples for study are selected randomly from the subgroups.

The given situation is the example of stratified random sampling this is because of the fact that the population is divided into subgroups on the basis of the social class and age. Then the voters were randomly selected from each subgroup.