A Group of Students Is Divided into Two Groups

question 11

Multiple Choice

A group of students is divided into two groups. One group is a given a new chewable vitamin and the other group is given a placebo. After six months they are asked to fill out a questionnaire and given a health exam to see whether the new vitamin has health benefits that are better than a placebo.

• A)Controlled experiment
• B)Observational study

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Definitions:

Motivation

The process that initiates, guides, and maintains goal-oriented behaviors.

Behavior

The actions or reactions of an organism, often in relation to its environment, which can be observable and measurable.

Arousal Theory

A theory in psychology that suggests people are motivated to maintain an optimal level of arousal, not too high or too low, for their personal best performance.

Excitement

A feeling of great enthusiasm and eagerness, often accompanied by physiological signs such as increased heart rate and heightened senses.