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April 19, 2014

Homework Help: statistics

Posted by Joe on Tuesday, December 13, 2011 at 2:47pm.

If 20% of the people in a community use the emergency room at a hospital in one year, find the probabilities for a sample of 10 people,

a.At the most three use the emergency room.

b.Exactly three use the emergency room

c.At least five use the emergency room.

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