A common type of physiological assessment that measures heart rate is a(n)

Longitudinal research can identify common patterns as well as individual differences in behavior because the investigator

A) studies groups of participants differing in age at the same point in time. B) randomly assigns participants to treatment conditions. C) tracks the performance of each person over time. D) conducts quasi-experiments, comparing conditions that already exist.

Individuals with binge eating disorder are

a) relatively confident with their body image b) more likely to be African American than Caucasian c) more likely to be men than women d) often obese