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Operational Definitions

APPSY-24H1L2

Which of the following statements are true of operational definitions?

A

By strictly defining the research variables and how they are measured, replication of research is made possible.

B

They remove the psychological focus on mental processes such as 'happiness' because they are variables that can't be measured.

C

They guarantee validity of experiments by making sure the Independent variable is the only factor influencing the Dependent Variable.

D

They make experiments more ethical because participants are better informed before providing consent.

E

They make experimentation the preferred research method over descriptive and correlational studies in Psychology.