A Statistic Professor fiNds She Averages fiVe E-Mail Messages Per

question 13

Multiple Choice

A statistic professor finds she averages five e-mail messages per day from students. Assume the
Number of messages approximates a Poisson distribution.
What is the probability that on a randomly selected day she will have five messages?

• A) 0.0067
• B) 0.875
• C) 0.175
• D) 1.0

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Definitions:

Net Cash Flows

The amount of cash that is generated or lost over a specific period, considering all cash inflows and outflows from operations, financing, and investing activities.

Year-End

The conclusion of a fiscal year when a company completes its accounting period, often used to finalize financial reports and assess annual performance.

Present Value

The present worth of a future amount of money or series of cash inflows, calculated using a given rate of return.