The Numbers of Hours Worked (Per Week) by 400 Statistics $$\begin{array} { l l } \text { Number of hours } & \text { Frequency } \\0 - 9 & 20 \\10 - 19 & 80 \\20 - 29 & 200 \\30 - 39 & 100\end{array}$$

question 61

Multiple Choice

The numbers of hours worked (per week) by 400 statistics students are shown below. $$\begin{array} { l l } \text { Number of hours } & \text { Frequency } \\0 - 9 & 20 \\10 - 19 & 80 \\20 - 29 & 200 \\30 - 39 & 100\end{array}$$ The class width used in this frequency distribution is

• A) 4.5.
• B) 9.
• C) 10.
• D) 39.

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Definitions:

Times Interest Earned

A financial ratio that measures a company's ability to meet its debt obligations by comparing its income before interest and taxes to its interest expenses.

Earnings Decrease

A reduction in the income a company generates from its activities, excluding extraordinary and non-recurring items.

Risk

The potential for experiencing losses or less-than-expected returns, inherent in investments and business activities.

Common-sized Financial Statements

Financial statements that present all items in percentage terms. The balance sheet items are presented as a percentage of assets, and income statement items are presented as a percentage of sales.