The correlation found between intelligence of siblings reared together and apart suggests that ______ plays a role in determining IQ scores
a. heredity c. heredity and environment
b. environment d. socioeconomic class
C
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Which contributing factor helps explain why a higher percentage of second marriages end in divorce?
A. Second marriages may be subject to higher stress than first marriages. B. There is more equitable sharing of household chores. C. Partners in second marriages are more cautious. D. The empty nest syndrome affects second marriages more than first marriages.
Abigail is intensely concerned about what others think of her. She worries that she may say the wrong thing or appear foolish. Abigail is exhibiting
a. self-centeredness. b. private self-consciousness. c. public self-consciousness. d. all of these.
Yao is participating in a study investigating sleep patterns. As part of the study, researchers paste electrodes to Yao's scalp. The electrodes are then hooked up to an electroencephalograph (EEG), which will provide information about the
A. specific areas of the brain involved with sleep. B. general electrical activity of the brain during sleep. C. changes in blood flow that occur within the brain during sleep. D. physical shape of the brain structures involved with sleep.
Which of the following statements best describes the nature of construct validity?
A) The extent to which a test truly measures a theoretical construct B) The extent to which an assessment is not related to what it should theoretically not be related to C) The extent to which the assessment is related to what it should theoretically be related to D) The extent to which the assessment is able to remain reliable over time and across populations E) The extent to which the test can predict another outcome related to what the test is measuring