In a multiple regression, R squared indicates
a. the effect size.
b. the test of the significance of R.
c. the residual degrees of freedom.
d. the proportion of the variance in the outcome variable that is accounted for by the predictor variables.
d
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According to Erik Erikson, the last stage of psychosocial development involves the conflict between
a. identity and role confusion. b. generativity and stagnation. c. intimacy and self-absorption. d. integrity and despair.
The biological approach to psychology assumes that ________________
a. human brains and the brains of other animals are homologous producing some similarities in behavior b. human behavior can be understood in terms of its adaptive value for the survival of the species c. animals do not provide an adequate model for human behavior d. human behavior can be traced to the impact of early environmental experiences on the developing mind.