A salesperson contacts eight potential customers per day. From past experience, we know that the probability of a potential customer making a purchase is .05.
b.) What is the probability the salesperson will make exactly two sales in a day? this is what I think the answer is 0.0515
c.) What is the probability the salesperson will make at least two sales in a day? this is what i have 0.9942
d.) What percentage of days will the salesperson not make a sale? I don't know how to do this
e.) What is the expected number of sales per day? don't know how to this one either
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actually for part e I think it may be 0.8
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