Essay
The probability function for the number of insurance policies John will sell to a customer is given by
f(x) = .5 - (x/6) for x = 0, 1, or 2
a.Is this a valid probability function? Explain your answer.
b.What is the probability that John will sell exactly 2 policies to a customer?
c.What is the probability that John will sell at least 2 policies to a customer?
d.What is the expected number of policies John will sell?
e.What is the variance of the number of policies John will sell?
Correct Answer:
Verified
a.yes f(x) 
0 and f...View Answer
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Correct Answer:
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0 and f...View Answer
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