The Number of Traffic Accidents Per Day on a Certain

question 8

Multiple Choice

The number of traffic accidents per day on a certain section of highway is thought to be Poisson distributed with a mean equal 2.19. Then the standard deviation of number of accidents is:

• A) 2.19
• B) approximately 4.80
• C) approximately 1.48
• D) 3.14
• E) (2.19) ²

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Definitions:

Investment Account Balance

The total value of all the securities and cash in an investment account at any given time, reflecting purchases, sales, gains, and losses.

Equity Method

This approach adjusts the value of an investment based on the proportional changes in the investee's net assets, reflecting the investor's ownership interest.

Goodwill

An intangible asset that arises when a business is acquired for more than the fair value of its net identifiable assets, representing the value of the brand, customer base, and other non-tangible assets.

Equipment Account

An account used in bookkeeping to track the purchase and depreciation of equipment over time.