The ____ maintained that life could not be explained by the interactions of physical and chemical properties alone.?

A researcher selects a sample of 65-year-olds and interviews and tests them every two years for 14 years. Over these years, some of the subjects die or drop out of the study. This phenomenon is referred to as _______

a. attrition b. terminal drop c. longitudinal loss d. selective bias

The goals of psychology are to

a. develop effective methods of psychotherapy and cure mental illness. b. describe, understand, predict, and control behavior. c. research, infer, summarize, and publish. d. compare, analyze, and control human behavior.