A Sample Has a Mean of M = 86

question 9

Multiple Choice

A sample has a mean of M = 86.If one new person is added to the sample,what effect will it have on the sample mean?

• A)The sample mean will increase.
• B)The sample mean will decrease.
• C)The sample mean will remain the same.
• D)Cannot be determined from the information given

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Definitions:

Antinuclear Antibody Test

A test that measures the presence of antinuclear antibodies, which can indicate autoimmune diseases.

Magnetic Resonance Imaging Scan

An imaging technique used in radiology to form pictures of the anatomy and the physiological processes of the body, using strong magnetic fields and radio waves.

Functional Limitation

A reduction in the ability to perform everyday activities due to physical or mental impairments.

Physical Impairment

A limitation on a person's physical functioning, mobility, dexterity or stamina, often requiring adaptation or support.