Marathon Runners a Researcher Wants to Study the Average Miles Run

question 89

Short Answer

Marathon Runners
A researcher wants to study the average miles run per day for marathon runners.In testing the hypotheses: H₀: μ = 25 miles vs.H₁: μ ≠ 25 miles,a random sample of 36 marathon runners drawn from a normal population whose standard deviation is 10,produced a mean of 22.8 miles weekly. ​ ​
-{Marathon Runners Narrative} Develop a 95% confidence interval estimate of the population mean.

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Definitions:

Capital Surplus

Excess amount received by a company over the par value of its stock, representing additional paid-in capital.

Earned Surplus

The portion of a company's net income that is retained for reinvestment, rather than being distributed as dividends to shareholders.

MBCA

Model Business Corporation Act, a recommendation for state law on corporations, providing a template for corporate governance and operations.

Net Asset Test

A financial assessment to determine a company's or individual's net worth by subtracting total liabilities from total assets.