A Set of 10 Scores Has a Sum of Squares

question 35

Multiple Choice

A set of 10 scores has a sum of squares value of 490. What is the variance?

• A) 4900
• B) 49
• C) 7
• D) 70

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Definitions:

Direct Labor Costs

The expenses associated with employees who directly contribute to the production of goods, such as wages for assembly line workers.

Direct Materials Quantity Variance

The difference between the actual quantity of direct materials used in production and the standard quantity expected to be used, multiplied by the standard cost per unit.

Materials Cost Per Yard

The expense associated with acquiring raw materials needed for manufacturing, measured per yard.

Yards Per Unit

A measurement unit indicating how many yards of material are used or produced per unit of finished goods.