In the approach of Clark Hull with respect to biological conditions, organisms seek to increase tension or avoid homeostasis

When graphing the sampling distribution of means, the ordinate represents

a. sample mean b. a population mean c. a statistical mean d. the frequency of occurrence

In states where same-gender marriages are legal, research has found

a. no adverse effects on traditional family values. b. adverse effects on abortion rates. c. adverse effects on divorce rates. d. adverse effects on single parenthood.