If other factors are held constant, which set of sample characteristics is most likely to reject a null hypothesis stating that ?= 80?
a. M = 85 and small sample variance c. M = 90 and small sample variance
b. M = 85 and large sample variance d. M = 90 and large sample variance
C
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A construct's range of convenience is:
a. its relevance to particular situations or people. b. defined by the number of needs it satisfies. c. determined by the number of people who hold the same construct. d. applicable to normal or abnormal behavior.
Operant conditioning involves which of the following?
a. unconditioned responses b. reflexes c. reinforcement d. conditioned responses
Miscarriage:
a. is rare during the first trimester of pregnancy. b. occurs in about 1/3 of all pregnancies. c. is common when women who are pregnant bleed during implantation of the blastocyst into the uterine wall. d. occurs as a result of menstrual flow that occurs too late after ovulation.
Which anxiety disorder is characterized by intense physiological reactions in the absence of any specific stimulus?
a) acrophobia b) panic disorder c) generalized anxiety disorder d) obsessive-compulsive disorder