First Two Games of the Season A) $\left[ \begin{array} { l l } 5 & 62 \end{array} \right]$

question 159

Multiple Choice

first two games of the season. Write a matrix containing the total number of points and rebounds for each of the starting
five.
$$\begin{array}{l}\begin{array} { l | c | c } \text { Game } 1 & \text { Points } & \text { Rebounds } \\\hline \text { Levy } & 20 & 3 \\\text { Cowens } & 16 & 5 \\\text { Williams } & 8 & 12 \\\text { Miller } & 6 & 11 \\\text { Jenkins } & 10 & 2\end{array}\\\\\begin{array} { l | c | c } \text { Game } 2 & \text { Points } & \text { Rebounds } \\\hline \text { Levy } & 18 & 4 \\\text { Cowens } & 14 & 3 \\\text { Williams } & 12 & 9 \\\text { Miller } & 4 & 10 \\\text { Jenkins } & 10 & 3\end{array}\end{array}$$

A) $\left[ \begin{array} { l l } 5 & 62 \end{array} \right]$
В) $\left[ \begin{array} { r r } 7 & 38 \\ 30 & 8 \\ 21 & 20 \\ 21 & 10 \\ 5 & 20 \end{array} \right]$
C) $\left[ \begin{array} { r r } 38 & 7 \\ 30 & 8 \\ 20 & 21 \\ 10 & 21 \\ 20 & 5 \end{array} \right]$
D) $[ 625 ]$ Answer: C
-Barnes and Able are partners that sell life, health, and auto insurance. The tables below show their sales figures for May and June. Find the matrix that gives total sales for the two months.
$\quad$ $\quad$ $\quad$ $\quad$ $\quad$ $\quad$$\text { May Sales (\$) }$
$\begin{array}{l|l|r|l} & \text { Life } & \text { Health } & \text { Auto } \\\hline \text { Able } & 20,000 & 15,000 & 7000 \\\text { Barnes } & 30,000 & 0 & 17,000\end{array}$

$\quad$ $\quad$ $\quad$ $\quad$ $\quad$ $\quad$ $\text { June Sales (\$) }$
$\begin{array}{l|l|r|l} & \text { Life } & \text { Health } & \text { Auto } \\\hline \text { Able } & 70,000 & 0 & 30,000 \\\text { Barnes } & 30,000 & 22,000 & 32,000\end{array}$

• A) \(\left[ \begin{array} { l l } 5 & 62 \end{array} \right]\)
• В) \(\left[ \begin{array} { r r } 7 & 38 \\ 30 & 8 \\ 21 & 20 \\ 21 & 10 \\ 5 & 20 \end{array} \right]\)
• C) \(\left[ \begin{array} { r r } 38 & 7 \\ 30 & 8 \\ 20 & 21 \\ 10 & 21 \\ 20 & 5 \end{array} \right]\)
• D) \([ 625 ]\) Answer: C
• -Barnes and Able are partners that sell life, health, and auto insurance. The tables below show their sales figures for May and June. Find the matrix that gives total sales for the two months.
• \(\quad \) \(\quad \) \(\quad \) \(\quad \) \(\quad \) \(\quad \)\(\text { May Sales (\$) }\)
• \(\begin{array}{l|l|r|l}
• & \text { Life } & \text { Health } & \text { Auto } \\
• \hline \text { Able } & 20,000 & 15,000 & 7000 \\
• \text { Barnes } & 30,000 & 0 & 17,000
• \end{array}\)
• \(\quad \) \(\quad \) \(\quad \) \(\quad \) \(\quad \) \(\quad \) \(\text { June Sales (\$) }\)
• \(\begin{array}{l|l|r|l}
• & \text { Life } & \text { Health } & \text { Auto } \\
• \hline \text { Able } & 70,000 & 0 & 30,000 \\
• \text { Barnes } & 30,000 & 22,000 & 32,000
• \end{array}\)
• A) \(\left[ \begin{array} { l l l } 90,000 & 15,000 & 37,000 \\ 60,000 & 22,000 & 49,000 \end{array} \right]\)
• B) \([ 150,00022,00049,000 ]\)
• C) \(\left[ \begin{array} { l l l } 90,000 & 15,000 & 37,000 \\ 60,000 & 22,000 & 32,000 \end{array} \right]\)
• D) \(\left[ \begin{array} { l l l } 90,000 & 0 & 37,000 \\ 60,000 & 0 & 49,000 \end{array} \right]\)

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Definitions:

Standard Deviation

An appraisal of the diversity or spread level exhibited by a collection of figures.

Normally Distributed

Refers to a probability distribution which is evenly shaped around the mean, indicating that occurrences of data close to the mean are more common than occurrences of data distant from the mean.

Mean

The average of a set of numbers, calculated by dividing the sum of these numbers by their quantity.

Standard Deviation

A method to assess how much the values in a dataset diverge from one another.