The Article Reports That in a Random Sample of 1760

question 20

Multiple Choice

The article reports that in a random sample of 1760 residents of the city, 597 answered "yes" to the following question: "Are you satisfied with the ecological situation in your city?" The authors were interested in using these data to determine if there is convincing evidence that less than 40% residents of the city are satisfied with the ecological situation in the city. Answer the following four key questions and indicate whether the method that you would consider would be a large-sample hypothesis test for a population proportion. ​

• A)Hypothesis testing, sample data, one categorical variable, one sample.A large-sample hypothesis test for a population proportion would not be appropriate.
• B)Estimation, sample data, one numerical variable, one sample.A large-sample hypothesis test for a population proportion would be appropriate.
• C)Hypothesis testing, sample data, one numerical variable, one sample.A large-sample hypothesis test for a population proportion would not be appropriate.
• D)Estimation, sample data, two categorical variables, one sample.A large-sample hypothesis test for a population proportion would be appropriate.
• E)Hypothesis testing, sample data, one categorical variable, one sample.A large-sample hypothesis test for a population proportion would be appropriate.

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Definitions:

Asset Turnover Ratio

A financial metric that measures the efficiency of a company at using its assets to generate revenue or sales.

Return On Equity

A financial ratio that measures the amount of net income returned as a percentage of shareholders' equity, indicating the profitability of a company relative to owner's investments.

Profitability Ratio

A financial metric used to evaluate a company's ability to generate income relative to its revenue, operating costs, balance sheet assets, or shareholders' equity.

Budget

An estimate of income and expenditure for a set period of time, often used for planning and managing finances.