A Biology Professor Claimed That the Proportions of Grades in His

question 36

Essay

A biology professor claimed that the proportions of grades in his classes are the same. A sample of 100 students showed the following frequencies. $$\begin{array} { | l | c | c | c | c | c | } \hline \text { Grade } & \text { A } & \text { B } & \text { C } & \text { D } & \text { F } \\\hline \text { Frequency } & 14 & 23 & 27 & 26 & 10 \\\hline\end{array}$$ Compute the value of the test statistic.

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Definitions:

Labor

Refers to the human effort, both physical and mental, used in the production of goods and services.

Output

The amount of goods or services produced by a company, industry, or economy within a certain period.

Revenue

The total income generated by a company or organization from its normal business operations.

Marginal Product

The additional output that is produced by adding one more unit of a specific input, keeping all other inputs constant.