If I randomlydivide students into two groups, and I give one group a fair test and the other a
trick test, and I then find that the students who took the trick test become more agitated than
the others, what have I done wrong?
A) did not determine a significant correlation
B) used hypothetical constructs
C) should not have divided them randomly
D) did not make the experiment double blind
D
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a. activity punishers b. tangible reinforcers c. conditioned responses d. aversive stimuli
The birth of a child tends to lead to declines in marital satisfaction
a. True b. False Indicate whether the statement is true or false
Low correlations
a. imply that the two variables are causally related. b. are found only with Pearson coefficients. c. may be produced by a restricted range of one of the variables. d. are seldom observed in psychological research.
The four basic skin sensations are ________
a. touch, temperature, pain, and burning. b. touch, warmth, cold, and pain. c. pain, pressure, warmth, and touch. d. pressure, pain, warmth, and touch.