Question

If the standard deviation for a Poisson distribution is known to be 3.60, the expected value...

If the standard deviation for a Poisson distribution is known to be 3.60, the expected value of that Poisson distribution is:

a.

12.96

b.

approximately 1.90

c.

7.2

d.

3.60

e.

8.28

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Answer #1

a: 12.96

In Poisson distribution expected value is same as Variance. So Expected value = SD^2

= 3.6^2

= 12.96

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