The Number of Students Using the ATM on Campus Daily

question 35

Multiple Choice

The number of students using the ATM on campus daily is normally distributed with a mean of 237.6 and a standard deviation of 26.3.For a random sample of 55 days,what is the probability that the ATM usage averaged more than 230 students per day?

• A)0.9756
• B)0.9483
• C)0.9838
• D)0.9524

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Definitions:

Variable Maintenance Costs

Expenses for upkeep that fluctuate with the level of operational activity or usage of equipment.

Fabrication

The process of constructing or manufacturing an item from raw or semi-finished materials.

Assembly Departments

Sections within a manufacturing facility where components are assembled into final products.

Residual Income

The income that an individual or business has after all expenses and costs, including capital costs, have been subtracted.