Compare and Contrast Methods of Summarizing and Describing Data
Use

question 35

Multiple Choice

Compare and contrast methods of summarizing and describing data
Use the spreadsheet below to answer the following question(s) .
Below is the table showing rate of shoes sold per day and the highest-priced shoe sold that day for a one-week period. The rate of shoes sold per day (X) and the price of the shoes (Y) . $$\begin{array}{l}\begin{array} { | l | l | } \hline\text { Shoes sold }\\ \text { in \% (X) } & \text { Price (Y) } \\\hline 15 & \$ 48 \\\hline 27 & \$ 55 \\\hline 10 & \$ 40 \\\hline 13 & \$ 88 \\\hline 25 & \$ 53 \\\hline 9 & \$ 47 \\\hline 18 & \$ 40 \\\hline & \\\hline\end{array}\end{array}$$
-Use Excel to calculate the coefficient of variation of X.

• A) 0.42
• B) 0.31
• C) 7.04
• D) 16.47

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Definitions:

Economic Efficiency

A condition where every resource is optimally allocated to serve each individual or entity in the best way while minimizing waste and inefficiency.

Energy Sources

The origins from which energy is produced, including renewable sources like solar and wind, and non-renewable sources like coal and oil.

Economies Of Scale

A situation in which the cost per unit of output decreases as the scale of production increases, due to factors such as operational efficiencies and synergies.

Renewable Natural Resources

Resources that can be replenished naturally over time, such as solar energy, wind energy, and biomass.