The correlation equals +1 for which of the following four pairs of numbers?
a. (2, 4), (4, 8), (0, 0), (-2, -4)
b. (0, 0), (1, 1), (2, 4), (3, 9)
c. (4, 3), (2, -1), (-2, -9), (0, -5)
d. (4, -9), (2, -1), (-2, -2), (0, -5)
a
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Which definition best describes the "age of viability"?
A. the point at which an infant can survive prematurely, approximately 22 weeks B. the point at which an infant can survive prematurely, approximately 6 months C. the point at which an infant can survive prematurely, approximately 3½ months D. when an infant is born earlier than 25 weeks
Which one of the following is most clearly an obedience situation?
Whose mother most likely took thalidomide while pregnant?
a. Dean, who has a heart defect b. Martin, who has deformed arms and legs c. Jerry, who is deaf d. Lewis, who is severely mentally retarded
Lamont's therapist helps him construct a list of fear-producing situations involving heights. His therapist then teaches Lamont exercises that produce deep relaxation. Once Lamont is relaxed, he attempts the first time on the list, which is "standing on a chair.". The first item is repeated until Lamont feels no anxiety. He then proceeds to the second item "climbing a small stepladder.". During
the next six weeks, this procedure continues until Lamont performs the last item of "flying in an airplane.". Lamont and his therapist are using a. aversive conditioning. b. systematic desensitization. c. rational-emotive behavior therapy. d. rational confrontation.