TABLE 2- 5
the Following Are the Durations in Minutes

question 13

Multiple Choice

TABLE 2- 5
The following are the durations in minutes of a sample of long-distance phone calls made within the continental United States reported by one long-distance carrier.
$$\begin{array} { l l } \hline&\text { Relative}\\\text { Time (in Minutes) }& \text { Frequency } \\\hline\text { 0 but less than } 5 & 0.37 \\5 \text { but less than 10 } & 0.22 \\10 \text { but less than 15 } & 0.15 \\15 \text { but less than 20 } & 0.10 \\\text { 20 but less than 25 } & 0.07 \\25 \text { but less than } 30 & 0.07 \\\text { 30 or more } & 0.02 \\\hline\end{array}$$
-Referring to Table 2-5, if 100 calls were randomly sampled, _____of them would have lasted at least 15 minutes but less than 20 minutes.

• A) 0.10
• B) 0.16
• C) 16
• D) 10

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Definitions:

Common Stock

Shares entitling the holder to dividends that fluctuate in amount and the right to vote on the company's policy and corporate decisions.

Net Income

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

Equity Method

An accounting technique used by firms to assess the profits earned through their investment in other companies, recording income based on their share of net earnings.

Common Stock

Shares entitling their holder to dividends that vary in amount and may even be omitted, unlike preferred stock which has a fixed dividend.