You need a sample of 40 students from your school. You use a random number table to pick 20 homerooms, then you use a random number table to pick 2 names from each homeroom list. What kind of sampling...

Extracted text: You need a sample of 40 students from your school. You use a random number table to pick 20 homerooms, then you use a random number table to pick 2 names from each homeroom list. What kind of sampling is this? stratified random sample convenience sampling o multi-stage sampling o simple random sample