Which of the Following Is True Regarding the Standard Deviation

question 16

Multiple Choice

Which of the following is true regarding the standard deviation?

• A) It indicates the degree of variation in the values in such a way as to be translatable into a normal curve.
• B) One standard deviation above and below the midpoint in a normal distribution includes approximately 68% of the area underneath the curve.
• C) + or - 1.96 standard deviations above and below the midpoint in a normal distribution includes 95% of the area underneath the curve.
• D) The standard deviation can be approximated by dividing the range of the data by 6.
• E) All of the above are correct.

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Definitions:

Unit Volume

The quantity of products or goods measured in units, often used to track sales or production levels.

Unit Volume

A measure of quantity that indicates the total number of individual units sold or produced, often used to assess sales performance or operational output.

Pricing Objective

The goals a company wants to achieve through its pricing strategy, such as maximizing profit, increasing market share, or driving competition.

Break-even Chart

A graphical representation that shows at what point a business, product, or project will become profitable, by plotting costs against revenues.