Consider the differences between experiments and correlational studies as you read the research questions below. For each question, which type of study (experimental or correlational) would be better...

Consider the differences between experiments and correlational studies as you read the research questions below. For each question, which type of study (experimental or correlational) would be better for answering the question? Explain your answers.

a. Do energy drinks help you focus more while studying?

b. Do anxious people tend to sleep less?

c. Does eating red meat give you cancer?

d. Who earns a higher starting salary in their first job, people with higher college grade point averages (GPAs) or people with higher aptitude test scores (ACT, SAT, etc.)?