Multiple Choice
Gretchen is conducting a research project and is interviewing respondents about their fertility history.On the first day her respondent says that she has had three children.However,the next day,the respondent reports that she has only two children.This is an example of a problem with
A) validity.
B) reliability.
C) hypotheses.
D) variables.
E) methods.
Correct Answer:

Verified
Correct Answer:
Verified
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