Generativity can be expressed through the role of

The advantage of using T-scores and standard scores is

a. those scores provide a common form of reference to everyone using them. b. only negative numbers are used. c. the mean is always 10. d. scores of –1 and +1 are equal distances from the mean.

Cocaine, when compared to amphetamines,

a. increases the same three neurotransmitters. b. increases serotonin as well as dopamine and norepinephrine. c. more strongly increases CNS activity. d. less strongly increases CNS activity.