Multiple Choice
_______________ refers to the assigning of test units to treatment groups in such as way that the groups differ on the dependent variable before the presentation of the treatments.
A) The main testing effect
B) Test unit mortality
C) Selection bias
D) The instrumentation effect
Correct Answer:

Verified
Correct Answer:
Verified
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Q7: The _ effect refers to the occurrence
Q8: _ is the basic minimum _ that
Q9: The question of whether the observed effects
Q10: The common sense notion talks of proving
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