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andrey2020 [161]
3 years ago
5

An air traffic controller has noted that it clears an average of seven planes per hour for landing. What is the probability that

during the next two hours exactly 15 planes will be cleared for landing?a. 0.0989 b. Not enough information is given to answer the problem. c. 0.0033 d. 0.0651

Mathematics
1 answer:
Vesna [10]3 years ago
8 0

Answer:

a) 0.0989, Option a

Step-by-step explanation:

The concept of <em>Poisson probability distribution</em> is used as shown in the attached file.

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Step-by-step explanation:

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Fudgin [204]

Answer:

-2a + 3

Step-by-step explanation:

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4 0
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Simplify <br><img src="https://tex.z-dn.net/?f=%20%5Cfrac%7Bx%5E%7B2%7D%20%2B%2012x%20%2B%2036%20%7D%7Bx%5E%7B2%7D%20%2B%204x%20
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Step-by-step explanation:

The first step to solve this expression is to use a² - 2a b + b² = (a - b)² to factor the expression

Factor out 2 from the expression

Write 2x as a difference

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Factor out x + 4 from the expression

Reduce the fraction with x - 2

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This means that the correct answer to your question is (x-2)/(2x+8)

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