statistics
posted by Joe .
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.

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.