When Conducting a Statistical Test, a Single Outlier Can

question 58

Multiple Choice

When conducting a statistical test, a single outlier can:

• A)make the test more robust to violations of the assumption of normality
• B)reduce the sample's variance, making significant results easier to achieve
• C)lead to a significant result when the other numbers, considered without the outlier, would not have led to a significant result
• D)improve the reliability of the statistical procedure

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Definitions:

Physical Activities

Physical activities involve movements that increase heart rate and energy expenditure, maintaining or improving physical fitness and health.

Physical Activity

Any bodily movement produced by skeletal muscles that requires energy expenditure, including activities undertaken while working, playing, or performing daily tasks.

Middle Childhood

A developmental stage that typically encompasses ages 6 to 12, characterized by increased physical, cognitive, and social capabilities.

Adolescence

The transitional period from childhood to adulthood, encompassing physical, psychological, and social changes, generally occurring from puberty to legal adulthood.