Waiting for answer This question has not been answered yet. You can hire a professional tutor to get the answer.

# If we divide a population into economic classes and a sample is chosen from each class to be surveyed, what type of sampling are we doing?

If we divide a population into economic classes and a sample is chosen from each class to be surveyed, what type of sampling are we doing?

(1) Cluster sampling

(2) Stratified sampling

(3) Systematic sampling

(4) Random sampling