The Principal of a Middle School Claims That the Standard

question 49

Multiple Choice

The principal of a middle school claims that the standard deviation of the test scores of the seventh-graders at his school is less than 14.7. Identify the type I error for the test.

• A) Fail to reject the claim that the standard deviation is equal to 14.7 when it is actually less than 14.7.
• B) Reject the claim that the standard deviation is equal to 14.7 when it is actually 14.7.
• C) Fail to reject the claim that the standard deviation is equal to 14.7 when it is actually greater than 14.7.
• D) Reject the claim that the standard deviation is equal to 14.7 when it is actually less than 14.7.

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Definitions:

Physiology

The branch of biology that deals with the functions and activities of living organisms and their parts, including all physical and chemical processes.

GI

Short for gastrointestinal, relating to the stomach and intestines.

Oxygen

A chemical element (O) vital for most forms of life on Earth, involved in cellular respiration.

LUQ

An abbreviation for Left Upper Quadrant, referring to a section of the abdomen.