College X Is Concerned About Their Employees Making Use of Their

question 7

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 90% 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) 910
• B) 707
• C) 498
• D) 1,221
• E) 1,000

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Definitions:

Motor Cortex

The motor cortex is a region of the cerebral cortex involved in the planning, control, and execution of voluntary movements.

Arms

Limbs attached to the upper body of humans and other vertebrates, used for manipulation, movement, and varying physical tasks.

Face

The front part of a person's head from the forehead to the chin, including the skin, muscles, and features like the eyes, nose, and mouth.

Trunk

The main woody stem of a tree or the main body part of a human or animal excluding the limbs and head.