In Studying the Responses to a Multiple-Choice Test Question, the Following

question 21

Essay

In studying the responses to a multiple-choice test question, the following sample data were
obtained. At the 0.05 significance level, test the claim that the responses occur with the same
frequency. $$\begin{array} { r | c c c c c } \text { Response } & \text { A } & \text { B } & \text { C } & \text { D } & \text { E } \\\hline \text { Frequency } & 12 & 15 & 16 & 18 & 19\end{array}$$

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Definitions:

Incremental Cost Approach

A decision-making process that focuses on the changes in total cost that would result from a decision to pursue one alternative over another.

Income Taxes

Taxes charged by the government on earnings generated by businesses and individuals within its jurisdiction.

Net Present Value

A calculation used to estimate the value of an investment, adjusting for its cash inflows and outflows over time and discounting them to the present day.

Post Audit

A review conducted after the completion of a project or period to evaluate its compliance with projected outcomes and objectives.