If We Adopt a 95 Percent Level of Confidence,we Need

question 18

Multiple Choice

If we adopt a 95 percent level of confidence,we need a P value to be significant (i.e. ,flag is waving) if it is:

• A)less than .05.
• B)less than or equal to .05.
• C)greater than .05.
• D)greater than or equal to .05.
• E).90 or greater.

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Definitions:

Variables

Elements, features, or factors that are likely to vary or change within the context of a study or experiment.

Positive Correlation

A relationship between two variables where both either increase or decrease together, showing a direct association.

Alcohol Consumption

Alcohol consumption refers to the drinking of alcoholic beverages and can range from light use to heavy drinking or alcohol dependence.

Representative Sample

A subset of a population that accurately reflects the characteristics of the larger group from which it is drawn.