From a random sample 25 of working men, researchers assessed the degree of abuse each man had experienced as a child (x) and each man’s aggressive tendencies (y). The standard deviation of the aggression scores was sy = 10, and the correlation between x and y was .2. Therefore, the estimated standard error of estimate is

An elderly woman who seeks to integrate her unique personal experiences with the future of her community is in Erikson's stage of

generativity versus stagnation. optimization versus compensation. activity versus disengagement. integrity versus despair.

The space between the layers of the meninges is filled with

a. neurotransmitters. b. potassium ions. c. sodium ions. d. cerebrospinal fluid. e. a clear liquid high in protein.