By Approximately How Many Kcalories Has the Daily Energy Intake

question 111

Multiple Choice

By approximately how many kcalories has the daily energy intake of American adults increased over the last 40 years?

• A)100-200
• B)200-300
• C)300-400
• D)400-500

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Definitions:

Significantly Different

A term used to describe a result in statistical analyses indicating that observed differences or effects are unlikely to have occurred by chance.

Significantly Equal

A term not typically used in statistics; might refer to the concept of achieving statistical significance to claim no difference or equivalence between groups.

T-test

An analytical procedure for assessing if the average scores of two separate groups are significantly dissimilar.

Null Hypothesis

A statement in hypothesis testing that proposes no significant difference or effect, serving as the default assumption to be tested against.