Given the situation described, identify the type of sampling involved. All the blackjack dealers on break at 8:15 p.m. at a particular casino are asked if they are bothered by secondhand cigarette smoke inhaled on the job.

random sampling
systematic sampling
convenience sampling
stratified sampling
cluster sampling

Question

Given the situation described, identify the type of sampling involved. All the blackjack dealers on break at 8:15 p.m. at a particular casino are asked if they are bothered by secondhand cigarette smoke inhaled on the job.
    
       random sampling
       systematic sampling
       convenience sampling
       stratified sampling
       cluster sampling

anonymous · Answer

Stratified. You have selected a specific group (strata) of people (the blackjack dealers).