a filmmaker uploaded a short film to the inte...
a filmmaker uploaded a short film to the internet. the filmmaker selected every 20th viewer to survey. which sampling technique did the filmmaker use?\na. cluster sampling\nb. systematic sampling\nc. convenience sampling\nd. simple random sampling
Answer
# Answer:
B. systematic sampling
# Brief Explanations:
Systematic sampling selects elements at fixed intervals from an ordered population. Here, every 20th viewer is selected, which fits the definition of systematic sampling.