Which of the following tests analyzes the difference between the means of two independent samples?
a. correlated t test c. sign test
b. t test for independent groups d. all of these
B
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What is the "multiplier effect" in genetics? a. Genes that increase brain size also increase intellectual ability
b. Heritability estimates tend to increase from one generation to the next. c. Hereditary differences produce twice as much effect as environmental differences. d. Genes produce small differences and the environment increases them.
Which psychoactive effect is the result of the drug Ecstasy?
A) increased aggression B) decreased anxiety C) stupor and lethargy D) enhanced feelings of intimacy with another
The general term used to describe therapies based on operant conditioning is
a. operant therapy. b. applied behavior analysis. c. behavior analysis. d. behavior modification. e. behavior therapy.
Prosopagnosia is explained by deficits in the __________ face area of the brain
a. fusiform b. lateral c. chiasmatic d. dorsal