Explain the relationship between error margin and sample size.
Why is it more scientifically reliable to survey a sample of 1,000 subjects rather than just a few people?
Explain the relationship between error margin and sample size.
Explain how scientists and researchers would test for a new medicine using a randomized controlled experiment.

must cites:
Moore, B., & Parker, R. (2021). Critical Thinking (13th ed.). Mc Graw Hill.