Describe Briefly What the Histogram and the Stem-And-Leaf Displays Tell

question 36

Essay

Describe briefly what the histogram and the stem-and-leaf displays tell you about the test grades for a university business statistics class. $$\begin{array} { | l | l | l | r | r | r | r | r | r | r | } \hline 63 & 74 & 42 & 65 & 51 & 54 & 36 & 56 & 68 & 57 \\\hline 62 & 64 & 76 & 67 & 79 & 61 & 81 & 77 & 59 & 38 \\\hline 84 & 68 & 71 & 94 & 71 & 86 & 69 & 75 & 91 & 55 \\\hline 48 & 82 & 83 & 54 & 79 & 62 & 68 & 58 & 41 & 47 \\\hline\end{array}$$

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Definitions:

Selling and Administrative Expenses

Expenses related to the selling of products and the management of the business, not directly tied to production.

Net Income

The total profit of a company after subtracting all expenses from revenue, including taxes and costs.

Units Sold

The total number of product units that have been sold during a particular time period.

Contribution Margin

The difference between sales revenue and variable costs, used to cover fixed expenses and provide profit.