Compare and Contrast Methods of Summarizing and Describing Data
Use

question 36

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 covariance between variables X and Y.

• A) 2.67
• B) 0.02
• C) 16.71
• D) 7.04

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Definitions:

Repairs

Expenses incurred to restore an asset to a condition where it can be effectively used.

Warranty Expense

Costs incurred by a company to repair, replace, or service products due to manufacturing defects or failures during the warranty period.

Repairs

Expenditures to restore an asset to its former condition or to keep it in operable condition without increasing its life or value significantly.

Warranty Expense

Costs a company anticipates or incurs for the repair or replacement of defective products during the warranty period.