At a certain fast-food restaurant, 25% of drink orders are for a small drink, 35% for a

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At a certain fast-food restaurant, 25% of drink orders are for a small drink, 35% for a medium, and 40% for a large. A random sample of 20 orders is selected for audit.

a. What is the probability that the numbers of orders for small, medium and large drinks are 5, 7, and 8, respectively?

b. What is the probability that more than 10 orders are for large drinks?

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Statistics For Engineers And Scientists

ISBN: 9780073401331

4th Edition

Authors: William Navidi

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Question Posted: Nov 17, 2018 05:44 AM

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At a certain fast-food restaurant, 25% of drink orders are for a small drink, 35% for a

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Let X 1 denote the number of orders for a small drink let X 2 denote the nu...View the full answer

Statistics For Engineers And Scientists

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