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:

Compromise Dividend Policy

A dividend policy that seeks a balance between keeping shareholders happy with regular dividends and reinvesting earnings into the company.

Dividends

Payments made by a corporation to its shareholder members, usually derived from the company's profits.

Declaration Date

The Declaration Date is the date on which a company's board of directors announces its next dividend payment, specifying the dividend's size, ex-dividend date, and payment date.