Question: Suppose that a real estate agent, Jeanette Nelson, has 5 contacts, and she believes that for each contact the probability of making a sale is

Suppose that a real estate agent, Jeanette Nelson, has 5 contacts, and she believes that for each contact the probability of making a sale is 0.40. Using Equation 4.18, do the following:

a. Find the probability that she makes at most 1 sale.

b. Find the probability that she makes between 2 and 4 sales (inclusive).

c. Graph the probability distribution function

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