A Social Researcher Claims That the Average Adult Listens to the Radio

question 119

Essay

A social researcher claims that the average adult listens to the radio less than 26 hours per week.He collects data on 25 individuals' radio listening habits and finds that the mean number of hours that the 25 people spent listening to the radio was 22.4 hours.If the population standard deviation is known to be eight hours,can we conclude at the 1% significance level that he is right?

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Definitions:

Section 12(A)(2)

A provision under the Securities Act of 1933 that imposes liability on sellers for making false or misleading statements in the sale of securities.

Securities Act of 1933

A U.S. federal law, also known as the "truth in securities" law, which requires that investors receive financial and other significant information concerning securities being offered for public sale.

Qualified Opinions

In the context of auditing, these are statements made by an auditor expressing certain reservations about the financial health or the bookkeeping practices of a firm while generally certifying the financial statements as accurate.

Disclaimers of Opinions

Statements that limit or reject responsibility for the accuracy or completeness of information, often used in legal documents and reports.