In Testing the Difference Between Two Population Means Using Two

question 36

Multiple Choice

In testing the difference between two population means using two independent samples, the population standard deviations were assumed to be known and the calculated test statistic equalled 2.56. If the test was two-tailed and a 5% level of significance had been specified, what would be the most appropriate conclusion from the findings?

• A) to reject the null hypothesis
• B) not to not reject the null hypothesis
• C) to choose two other independent samples
• D) to accept the null hypothesis

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Definitions:

Return on Assets

A financial ratio that indicates how profitable a company is relative to its total assets, demonstrating the efficiency of management in using assets to generate profit.

Net Income

The total earnings of a company after all expenses and taxes have been deducted from its total revenue, indicating the company's profitability over a specific period.

Current Assets

Short-term assets that are expected to be converted into cash, sold, or consumed within a year or within the normal operating cycle of a business.

Land and Building

Real estate assets including both the physical ground (land) and any structures (buildings) that are permanently attached to it.