Suppose 40 Professional Employees Are Randomly Selected

question 24

Essay

Suppose 40 professional employees are randomly selected. This sample yields a mean of 15.2 hours and a standard deviation of 1.8 hours. Find the 95% confidence interval and interpret.

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Definitions:

Sold Bonds

The action of issuing bonds to investors, raising capital by incurring long-term debt.

Long-Term Investment

A long-term investment is an account on the asset side of a company's balance sheet that represents the company's investments, including stocks, bonds, real estate, and cash, held for more than one year.

Net Income

The total profit or loss of a company after all revenues, expenses, taxes, and costs have been subtracted from total revenue.

Dividends

Profit distributions by a corporation to its shareholders, usually as an earnings sharing.