College X Is Concerned About Their Employees Making Use of Their

question 48

Multiple Choice

College X is concerned about their employees making use of their email for non-business purposes. You have been approached to assist in this matter. College X decides on a 95% confidence level and state that the estimation proportion must be within 2 percent of the population proportion. A pilot survey reveals that 8 out of 50 emails sampled were not for business purposes. How many emails should be surveyed to meet your requirements?

• A) 1,291
• B) 707
• C) 498
• D) 2,230
• E) 1,000

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Definitions:

Bias Ply

A tire construction geometry in which the plies are laid either diagonally or at an angle of 35 degrees.

Radial Tires

Tires with reinforcing cords arranged at 90 degrees to the direction of travel, providing improved strength and performance.

Steering Axle

A rephrased definition: An axle that is designed to pivot and turn the wheels, enabling vehicle steering.

Wide-Base Singles

Single truck tires designed to replace sets of duals on drive and trailer axles. The current generation of these tires is designed to replace duals without incurring a weight reduction penalty.