Which of the following can be a threat to the internal validity of a study?
A. only history effects
B. only regression toward the mean
C. only regression toward the mean and heterogeneous attrition
D. history effects, regression toward the mean, and heterogeneous attrition
Answer: D
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What label is given to the practice of having more than one intimate relationship at a time with the knowledge and consent of everyone involved?
a. Swinger b. Comarital sex c. Open infidelity d. Polyamory
Not noticing a change in the environment from moment to moment is called
A. selective attention. B. inattentional blindness. C. attention capture. D. visual search.
A cultural view of adolescent sexuality that is common worldwide, in which premarital sex is allowed for boys but forbidden for girls, is known as ____
a. unfair sexual restriction b. male-dominated exploitation c. a double standard d. pair bonding
In the scientific context, deductive reasoning begins with a ______________.
a. hypothesis b. theory c. question d. statement