The Lengths (In Inches)of a Random Sample of Bottlenose Dolphins

question 125

Multiple Choice

The lengths (in inches) of a random sample of bottlenose dolphins are given below. Truncate each observation by dropping the decimal part, then construct a stem-and-leaf diagram of the truncated Data using two lines per stem. $\begin{array} { r r r r r r } 97.7 & 142.2 & 105.2 & 110.5 & 115.8 & 112.4 \\ 136.7 & 99.9 & 101.2 & 124.3 & 121.9 & 98.8 \\ 121.8 & 132.7 & 128.9 & 117.8 & 141.9 & 108.2 \\ 118.0 & 127.3 & 133.4 & 116.9 & 104.4 & 132.0 \end{array}$

• A)
• \(\begin{array}{r|l}
• 9 & 89 \\
• 10 & 01458 \\
• 11 & 126788 \\
• 12 & 22479 \\
• 13 & 2337 \\
• 14 & 22
• \end{array}\)
• B)
• \(\begin{array} { r | l l }
• 9 & 789 \\
• 10 & 1458 \\
• 11 & 025678 \\
• 12 & 11478 \\
• 13 & 2236 \\
• 14 & 12
• \end{array}\)

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Definitions:

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The difference between total revenue and total costs, including both explicit and implicit costs, representing the additional amount earned beyond the next best alternative.

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Cost advantages that a business can achieve by increasing the scale of production, leading to a lower cost per unit of output.

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The difference between a firm’s total revenue and its total costs, including both explicit and implicit costs.

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The cost of forgoing the next best alternative when making a decision or choice.