The most common single value in a group of scores is the
A) mode.
B) mean.
C) median.
D) average.
A
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Using letter grades (A, B, C, D, and F) to classify student performance on an exam is an example of measurement on a(n) _______ scale of measurement
a. nominal c. interval b. ordinal d. ratio
Having a secure base first becomes important to the infant when he or she
a. suffers from intermittent episodes of malnutrition. b. achieves mobility by crawling. c. gets fed up with being smothered by affection. d. notices that the faulty room heater is slow to warm up.
Children under six years of age
a. understand that death is permanent b. think that heaven is a place that can be returned from c. realize that death happens to everyone d. understand that death is biological
Which of the following is NOT a criticism of Freud's theory?
A) He stereotyped women as weak and inferior to men. B) He viewed people as essentially selfish and hostile. C) He downplayed the importance of early experiences. D) He overemphasized the importance of sexual urges in controlling behavior.