Suppose That the Amount of Time Teenagers Spend on the Internet

question 107

Essay

Suppose that the amount of time teenagers spend on the Internet is normally distributed, with a standard deviation of 1.5 hours. A sample of 100 teenagers is selected at random, and the sample mean is computed as 6.5 hours.
Determine the 95% confidence interval estimate of the population mean. Interpret

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Definitions:

Per-share Information

Information presented on a per-share basis, typically used to describe financial metrics like earnings or dividends attributed to a single share of a company's stock.

Modification Of Terms

Changes made to the terms of a contract, including loans and agreements, to adjust the obligations of the parties involved.

Carrying Value

The book value of an asset or liability on a company's balance sheet, calculated as original cost minus accumulated depreciation or amortization.

Ordinary Gain

A profit resulting from the sale or exchange of assets used in a business, not classified as capital gains.