95% of Data Under a Normal Distribution Curve Fall Between

question 8

Multiple Choice

95% of data under a normal distribution curve fall between which z-scores?

• A) -1 and +1
• B) -2 and +2
• C) -2.5 and +2.5
• D) -3 and +3

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Definitions:

Marginal Cost

The incremental cost incurred by producing an extra unit of a product or service.

Average Total Cost

The sum of all production costs divided by the quantity of output produced, including both fixed and variable costs.

Deregulation

The process of reducing or eliminating government oversight and rules in various industries to foster a more free-market environment.

Efficiency Gains

Improvements in the use of resources that allow for more output without increasing the input.