Health Care Organizations Like Gallup Often Track Public Opinion on Many

question 81

Essay

Health care Organizations like Gallup often track public opinion on many issues by asking the same question at different times. In October of 2013, Gallup reported that 52% of U.S. adults disapprove of the Affordable Care Act (known as Obamacare), which is up from
45% a year earlier. Assume these were both based on random samples of 450 people. Use a significance test to determine if this is evidence of a real change in public opinion.

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Definitions:

Dividend

A dividend is a payment made by a corporation to its shareholders, usually as a distribution of profits.

Treasury Stock

Shares that were once part of the outstanding shares of a company but were later reacquired and are held in the company’s treasury.

Common Stock

A form of corporate equity ownership, a type of security that represents ownership of a fraction of a corporation, entitling the holder to a share of the company's profits.

Retained Earnings

Refers to the portion of net income left over for the business after it has paid out dividends to its shareholders.