A Random Sample of 30 Executives from Companies with Assets $\pm$

question 91

Multiple Choice

A random sample of 30 executives from companies with assets over $1 million was selected and asked for their annual income and level of education.The ANOVA comparing the average income among three levels of education rejected the null hypothesis.The Mean Square Error (MSE) was 243.7.The following table summarized the results: When comparing the mean annual incomes for executives with Undergraduate and Master's Degree or more,the following 95% confidence interval can be constructed:

• A)2.0 \(\pm\)2.052 * 6.51
• B)2.0 \(\pm\) 3.182 * 6.51
• C)2.0 \(\pm\) 2.052 * 42.46
• D)2.0 \(\pm\)3.182 * 42.46

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Definitions:

Limited Liability

A legal structure that protects individual investors or business owners from being personally responsible for the debts and liabilities of the business beyond their investment.

Partnership Form

A legitimate business structure where two or more partners collaborate in managing the firm and splitting the profits.

Equity Capital

The amount of money that is invested in a company by its owners, as opposed to borrowed funds or debt.

Tax-Deductible

A portion of expenses that can be subtracted from gross income to reduce taxable income.