5. What does it mean when an observational study is retrospective? What does it

ID: 3337095 • Letter: 5

Question

5. What does it mean when an observational study is retrospective? What does it mean when an observational study is prospective?

What does it mean when an observational study is retrospective?

MULTIPLE CHOICE

A. A retrospective study requires that individuals look back in time or require the researcher to look at existing records.

B. A retrospective study collects the data over time.

C. An retrospective study is a list of all individuals in a population along with certain characteristics of each individual.

What does it mean when an observational study is prospective?

A. A prospective study collects the data over time.

B. An prospective study is a list of all individuals in a population along with certain characteristics of each individual.

C. A prospective study requires that individuals look back in time or require the researcher to look at existing records.

What does it mean when an observational study is retrospective?

A retrospective study requires that individuals look back in time or require the researcher to look at existing records.

Therefore, the correct answer is A.

What does it mean when an observational study is prospective?

Therefore, the correct answer is A.

A. A prospective study collects the data over time.

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