When you know nothing about a person's academic ability, the best estimate of his or her academic ability should be based on the
a. mean
b. Z score.
c. criterion.
d. correlation.
a
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While the number of reports of child abuse have increased from around 669,000 in 1976 to well over 3 million in 2009, how many reports of abuse are found to be unsubstantiated?
a. almost one half b. up to 25 percent c. practically none d. more than two-thirds
In Erikson's theory, middle adulthood is occupied by the search for ____, which involves being productive by helping others in order to ensure the continuation of society by guiding the next generation
a. generativity b. ego integrity c. intimacy d. identity
The correlation between amount of TV violence watched and aggressiveness is
about (a) 0 (b) .25 (c) .50 (d) .75 (e) 1.00
The main cause of death in developing countries is ________
a. illness b. accidents c. obesity d. left-handedness