Researchers studying the correlation between stress and health problems have found an association between daily hassles and
a) flu and headaches.
b) cancer and heart disease.
c) hypertension and obesity.
d) heart disease and schizophrenia.
A
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Longitudinal research can identify common patterns as well as individual differences in development because the investigator __________
A) studies groups of participants differing in age at the same point in time B) randomly assigns participants to treatment conditions C) tracks the performance of each person over time D) conducts quasi-experiments, comparing conditions that already exist
According to Hebb, the human conceptual system can best be understood through an understanding of
a. the hypothetical constructs of Hull. b. the human central nervous system. c. the directedness and nature of responses. d. the surrounding environment.
In psychological testing, it is common to summarize distributions of test scores by showing an orderly arrangement of test scores using
a. histograms. b. graphs. c. diagrams. d. charts.
Scientists estimate that about ______of the variation in IQ scores is due to heredity
a. 2% c. 75% b. 50% d. 10%