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Before being released to market, a drug company tests a new allergy medication for potential side effects.A random sample of 160 individuals with allergies was selected for the study.The new allergy medication was randomly assigned to 80 of them, and another popular allergy medication already on the market (Brand C) was assigned to the rest.Out of the 80 given the new allergy medication, 14 reported drowsiness; 22 of the 80 taking Brand C reported drowsiness.The 95% confidence interval for the difference in proportions reporting drowsiness is -0.028 to 0.228.Which of the following is correct?
Average Accounting Return
A measure of the profitability of an investment, calculated as the average net income divided by the average book value of the investment.
Straight-line Depreciation
A method of allocating the cost of a tangible fixed asset over its useful life in equal annual installments.
Net Income
The total profit of a company after all expenses and taxes have been deducted from total revenue.
Average Accounting Return
The ratio of the average net income that an investment generates to the average book value of the investment over its life.
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