Kevin Asked Some of His Friends How Many Hours They $$\begin{array} { l l l l l l l l l l l l } 5 & 6 & 5 & 4 & 5 & 5 & 9 & 8 & 5 & 3 & 7 & 6 \\6 & 7 & 5 & 6 & 7 & 5 & 6 & 8 & 6 & 7 & 8 & 4\end{array}$$

question 8

Essay

Kevin asked some of his friends how many hours they had worked during the previous week at their
after-school jobs. The results are shown below. $$\begin{array} { l l l l l l l l l l l l } 5 & 6 & 5 & 4 & 5 & 5 & 9 & 8 & 5 & 3 & 7 & 6 \\6 & 7 & 5 & 6 & 7 & 5 & 6 & 8 & 6 & 7 & 8 & 4\end{array}$$ Construct a frequency distribution. Use 4 classes, a class width of 2 hours, and a lower limit of 3 for
class 1. $$\begin{array} { | l | l | } \hline \text { Hours } & \text { Frequency } \\\hline & \\&\end{array}$$

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Definitions:

Ordinary Goods

Products or services whose demand increases when consumer income rises, and falls when consumer income decreases.

Coffee

A brewed drink prepared from roasted coffee beans, which are the seeds of berries from the Coffea plant, and a significant commodity in global trade.

Cream

The top layer of milk that is richer in fat and can be skimmed off, used metaphorically to refer to the best or choicest part of something.

Marginal Utilities

Additional satisfaction derived from consuming an extra unit of a product, emphasizing the declining utility with increased consumption.