A Nonparametric Method for Determining the Differences Between Two Populations

question 14

Multiple Choice

A nonparametric method for determining the differences between two populations based on two matched samples where only preference data is required is the

• A)Mann-Whitney-Wilcoxon test
• B)Wilcoxon signed-rank test
• C)sign test
• D)Kruskal-Wallis Test

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Definitions:

Operating Income

Earnings from a company's core business operations, excluding non-operating income and expenses, taxes, and interest.

Net Cash Inflows

The total amount of cash that a company receives during a given period, minus the total amount of cash outflows.

Payback Period

The length of time required to recover the cost of an investment, calculated by dividing the initial investment by the annual cash inflow.

Net Present Value

A calculation used to determine the value of a series of future cash flows discounted back to the present day, often employed in capital budgeting to assess the profitability of an investment.