The Diameter of an Electric Cable Is Normally Distributed, with a Mean

question 22

Multiple Choice

The diameter of an electric cable is normally distributed, with a mean of 0.9 inch and a standard deviation of 0.02 inch. What is the probability that the diameter will exceed 0.91 inch?

• A) 0.1915
• B) 0.2785
• C) 0.6170
• D) 0.3185
• E) 0.3085

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Definitions:

Unit Elastic

Describes a supply or demand curve where a given percentage change in price causes an equal percentage change in the quantity demanded or supplied.

Elasticity of Labor Supply

A measure of how the quantity of labor supplied changes in response to changes in wages or salaries.

Payroll Tax

A levy placed on either employees or employers, typically determined as a fraction of the wages employers distribute to their workers.

Elasticity of Labor Supply

The responsiveness of workers to change their supply of labor (hours worked) in reaction to changes in wage rates.