Measureable characteristics that can change over time and across people are called:

A. constants.
B. variables.
C. operational definitions.
D. statistics.

Answer: B. variables.

Psychology

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Dieticians help people in treatment for either bulimia nervosa or binge-eating disorder to relearn appropriate:

a. minimum requirements of nutrients b. portion sizes c. daily allowance of vitamins d. ways to store fresh food

Psychology

Efforts to generalize about children's first spoken words have shown that

a. there is little variation across different children b. regardless of the language, nouns appear before verbs c. across cultures, parents differ in the words and phrases that they encourage their children to learn first d. bilingual children usually acquire nouns in one language and verbs in their second language

Psychology