If the standard deviation for a Poisson random variable is known to be 3.60, what is its expected value?
A) approximately 1.90
B) 3.60
C) 8.28
D) 12.96

Name: If the standard deviation for a Poisson random variable is known to be 3.60, what is its expected value? A) approximately 1.90 B) 3.60 C) 8.28 D) 12.96
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Question

Quizplus · Accepted Answer

For a Poisson distribution, the standard deviation is the square root of the expected value (λ). Given the standard deviation is 3.60, squaring it gives the expected value: 3.60^2 = 12.96.

If the Standard Deviation for a Poisson Random Variable Is