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Professor Lum asked respondents, "How old are you?" Later in the interview Lum asked,"What is your date of birth?" This illustrates that Lum was interested in the ________ of the
measurement.
a. face validity.
b. content validity.
c. criterion validity.
d. reliability.

Respuesta :

Answer:d. reliability.

Explanation:Research reliability refers to the fact that a research method yield stable and consistent outcome.

This means the same method can be used multiple times but still produce the same outcome such as when a professor asks the same question twice but only changing the structure of the question.