A Statistical Technique for Examining the Differences Among Means for Two

question 21

Multiple Choice

A statistical technique for examining the differences among means for two or more populations is called ________.

• A) cross-tabulation
• B) analysis of variance (ANOVA)
• C) chi-square
• D) independent samples t test

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Definitions:

Confrontational Manner

A way of interacting with others that involves direct and assertive communication, sometimes perceived as aggressive or challenging.

Stimulant Drugs

Substances that increase activity in the central nervous system or the body, leading to increased alertness, attention, and energy, such as caffeine or amphetamines.

Nucleus Accumbens

A region in the brain involved in the reward circuit, associated with motivation, pleasure, and reinforcement learning.

Dopamine

A neurotransmitter involved in many functions including mood, sleep, learning, and the reward system.