Solve the Problem. -The Principal of a Middle School Claims That the Test

question 21

Multiple Choice

Solve the problem.
-The principal of a middle school claims that the test scores of the seventh-graders at his school vary less than the test scores of the seventh-graders at a neighboring school, which have a standard deviation of 14.6.
Assuming that a hypothesis test of the claim has been conducted and that the conclusion is to reject the null hypothesis, state the conclusion in nontechnical terms.

• A)There is sufficient sample evidence to support the claim that the standard deviation is greater than 14.6.
• B)There is sufficient sample evidence to support the claim that the standard deviation is less than 14.6.
• C)There is not sufficient sample evidence to support the claim that the standard deviation is less than 14.6.
• D)There is not sufficient sample evidence to support the claim that the standard deviation is greater than 14.6.

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Definitions:

Chapter 13

A type of bankruptcy under the United States Bankruptcy Code that allows individuals earning regular income to develop a plan to repay all or part of their debts.

Debtor's Petition

A formal request filed by an individual or business seeking relief from debt through bankruptcy proceedings.

Debts Dischargeable

Obligations that can be eliminated through bankruptcy, meaning the debtor is no longer legally required to pay them.

Chapter 13

A type of bankruptcy in the United States that allows individuals with regular income to develop a plan to repay all or part of their debts under court supervision.