Exhibit 11.1 The Following Questions Use the Data Below

question 60

Multiple Choice

Exhibit 11.1
The following questions use the data below.
Honest Al's Used Cars wants to predict how many cars are sold each month. He has collected data for 12 months. He needs your help in analyzing this data using moving averages.
-Refer to Exhibit 11.1. What Excel function will compute the mean squared error in cell C18 of the spreadsheet?

• A) =SUMXMY2(B7:B14,C7:C14)
• B) =SUMXMY2(B3:B14,C3:C14)/COUNT(C3:C14)
• C) =SUMXMY2(B7:B14,C7:C14)/COUNT(C7:C14)
• D) =SUMPRODUCT(B7:B14,C7:C14)/COUNT(C7:C14)

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Definitions:

Option's Disadvantages

The negative aspects or drawbacks associated with a particular choice or decision.

Sensitivity

The ability of a test or system to correctly identify those with a condition, reflecting how well it detects true positives.

Satisficed

Made a decision that is satisfactory and sufficient, stemming from the combination of "satisfy" and "suffice."

Optimal Choice

The best possible selection among various alternatives based on specific criteria or conditions.