A Sociologist Develops a Test to Measure Attitudes About Public

question 65

Multiple Choice

A sociologist develops a test to measure attitudes about public transportation,and 27 randomly selected subjects are given the test.Their mean score is 76.2 and their standard deviation is 21.4.Construct the 95% confidence interval for the mean score of all such subjects.

• A)(64.2,83.2)
• B)(67.7,84.7)
• C)(64.2,88.2)
• D)(74.6,77.8)
• E)(69.2,83.2)

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Definitions:

Debt/assets Ratio

A financial ratio that compares the total amount of debt a company has to its total assets, indicating how much of the assets are financed by debt.

Current Ratio

Current Ratio is a liquidity ratio that measures a company's ability to pay short-term obligations or those due within one year.

Net Income

The total profit of a company after deducting all expenses, taxes, and costs from its total revenue.

Profitability Ratios

Financial metrics that assess a firm's ability to generate profit relative to its revenue, assets, equity, or other financial metrics over a specified period.