Among the following, which have the highest positive correlation between their IQs?

a. siblings of the same sex raised together
b. parents and children
c. identical twins raised apart
d. grandparents and grandchildren

ANSWER: c

Psychology

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Research by Haubenstricker (1984) found that physical educators generally devote

A. adequate amounts of time to assessment but use poorly constructed tests B. adequate amounts of time to assessment and use well-devised assessment instruments C. very little time to assessment and use teacher-made tests D. too much time to testing, though they use well-constructed assessment instruments

Psychology

Neurons can be activated by

a. infusion of GABA. b. radiofrequency stimulation. c. ablation. d. chemical stimulation. e. aspiration.

Psychology