Multiple Choice
When a change in the dependent variable could be due to participants in one group talking to participants in another group, __________ is a threat to internal validity.
A) attrition
B) testing
C) diffusion of treatment
D) instrumentation
Correct Answer:
Verified
Correct Answer:
Verified
Q34: Extraneous variables will vary systematically with the
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Q37: It is beyond the researcher's control to
Q38: Which of the following is not an
Q40: Extraneous variables will vary systematically with the
Q41: When a change in the dependent variable
Q42: Nuisance variables are not controlled for by
Q43: Threats to internal validity are threats to
Q44: This chapter outlined _ questions that you