Mail Ordering: A mail-order company receives an average of 6 orders per 500 solicitations. If it sends out 100 advertisements, find the probability of receiving at least 3 orders. The probability is _______. (Round your answer to four decimal places.)
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Step 1
We are given that the company receives an average of 6 orders per 500 solicitations. So, the probability of receiving an order for a single solicitation is $\frac{6}{500} = \frac{3}{250}$. Show more…
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Mail Ordering A mail-order company receives an average of 5 orders per 500 solicitations. Use the Poisson approximation. If it sends out 300 advertisements, find the probability of receiving at least 6 orders. Round the answer to at least four decimal places. The probability is approximately
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