SOLUTION: A computer salesman average 1.5 sales per week. Use the poison distribution to find the probability that in a randomly selected week the number of computers sold is 1?".

Question 1087191: A computer salesman average 1.5 sales per week. Use the poison distribution to find the probability that in a randomly selected week the number of computers sold is 1?".
Answer by mathmate(429) (Show Source): You can put this solution on YOUR website!
Question:
A computer salesman average 1.5 sales per week. Use the poison distribution to find the probability that in a randomly selected week the number of computers sold is 1?".

Solution:
For a Poisson distribution, here λ = 1.5
and x=1.
Then
pmf(x,λ)=λ^x(e^(-λ)/x!
=1.5^1(e^(-1.5))/1!
=0.33469

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