The Variance Is a Measure of Dispersion or Variability of a Random

question 86

Multiple Choice

The variance is a measure of dispersion or variability of a random variable. It is a weighted average of the

• A)square root of the deviations from the mean
• B)square root of the deviations from the median
• C)squared deviations from the median
• D)squared deviations from the mean

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Definitions:

Variable Costs

Expenses that change in proportion to the level of production or business activity, including costs such as materials and direct labor.

Fixed Costs

Fixed outgoings that are unaffected by variations in output or sales volume, including rental fees, payroll, and insurance coverages.

Indirect Cost

Expenses not directly linked to a specific product or service but necessary for the overall operations of a business, such as utilities and executive salaries.

Hamburger Patty

A ground meat product, commonly beef, molded into a round shape to fit hamburger buns.