What is the best way to answer each of the questions below a

What is the best way to answer each of the questions below: an experiment, a sample survey, or an observational study that is not a sample survey? Explain your choices:
a) Is your school’s basketball team called for fewer fouls in home games than in away games?

b) Are college students satisfied with the quality of recreational facilities available to them?

c) Do college students who have access to audio recordings of course lectures perform better in the course than those who don’t?

Solution

a) Is your school’s basketball team called for fewer fouls in home games than in away games?

This must be observational study.

b) Are college students satisfied with the quality of recreational facilities available to them?

This must be survey.

c) Do college students who have access to audio recordings of course lectures perform better in the course than those who don’t?

This must be experiment.