Multiple Choice
Which of the following is TRUE?
A) A study lacking external validity may nevertheless have high internal validity.
B) Internal validity is a matter of degree, whereas external validity either exists or doesn't exist.
C) In most experiments we can obtain proof that the observed response is due to our experimental manipulations.
D) Both A and B.
E) A, B, and C.
Correct Answer:
Verified
Correct Answer:
Verified
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