Which of the following is a threat to external validity?
A) Statistical regression.
B) Testing effects
C) Specification of variables.
D) Instrumentation.

Name: Which of the following is a threat to external validity? A) Statistical regression. B) Testing effects C) Specification of variables. D) Instrumentation.
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Question

Quizplus · Accepted Answer

Specification of variables can threaten external validity if the variables are not defined or measured in a way that can be generalized to other settings or populations.

Which of the Following Is a Threat to External Validity