A Biology Professor Claimed That the Proportions of Grades in His

question 74

Essay

A biology professor claimed that the proportions of grades in his classes are the same $$\begin{array} { | l | c | c | c | c | c | } \hline \text { Grade } & \text { A } & \text { B } & \text { C } & \text { D } & \text { F } \\\hline \text { Frequency } & 14 & 23 & 27 & 26 & 10 \\\hline\end{array}$$ State the null and alternative hypotheses to be tested.

---

Definitions:

Purchasing Power

The value of currency expressed in terms of the amount of goods or services that one unit of money can buy.

Imported Goods

Products or services brought into a country from abroad for sale.

Exports

Exports refer to the goods or services sold by a country to foreign markets, which is a fundamental component of international trade.

Domestic Consumers

Individuals within a country who purchase goods and services for personal use.