Question

Which sample size would provide the most reliable observation in an experiment?

A. 1,000

B. 10

C. 500

D. 100

Answer 1

10

Step-by-step explanation:

A good maximum sample size is usually 10% as long as it does not exceed 1000. A good maximum sample size is usually around 10% of the population, as long as this does not exceed 1000. For example, in a population of 5000, 10% would be 500. In a population of 200,000, 10% would be 20,000.