Friday
March 27, 2015

Homework Help: xiamen university

Posted by agak on Sunday, October 28, 2012 at 2:10pm.

The probability that a person catches a cold during the cold and flu season is 0.62. Assume that 5 people are chosen at random.
A) What is the probability that exactly four of them will catch a cold?
B) What is the probability that three or more of them will catch a cold?
C) On average, how many of these five people would you expect to catch a cold?

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

statistics - Based on data from a statistical abstract, only about 12% of senior...
Stat. - A national health organization predicts that 20% of American adults will...
college math - biostatistics - hey... first time user and really lost. wondering...
Probabilities - 1.) two marbles are drawn without replacement from a bowl ...
Probabilities - 1.) two marbles are drawn without replacement from a bowl ...
conditional probability - Among a group of people, 10% are from NYC and 90% are ...
12 math - there are 8 opposite sex married couples at a party. two people are ...
Probability - Among a group of people, 10% are from NYC and 90% are not. All ...
Math Probability - At a political rally there are 20 republicians 13 democrates ...
Math - 1.Four coins are tossed.What is the probability of tossing all heads? 2.A...

Members