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Use the following information to answer the question. Can deep- knee bends help you stay alert in class? Forty subjects were measured for alertness at the beginning of class then voluntarily performed fifteen deep- knee bends followed by a forty- five minute lecture. Each subject was then measured for alertness at the end of the lecture. The hypothesis test results for the sign test are summarized below. Assume that all conditions for testing have been met:
-Choose the correct null and alternative hypothesis.
Civil War
A conflict between groups within the same country, often over political or social issues.
Free Speech
The right to express any opinions without censorship or restraint.
Privatization
The process of transferring ownership of a business, enterprise, agency, public service, or public property from the government to private individuals or organizations.
International Businesses
Companies that conduct commerce across national borders, engaging in international trade or investment.
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