SOLUTION: "ACCORDING TO DATA FROM THE STATE BLOOD PROGRAM 40% OF ALL INDIVIDUALS HAVE GROUP A BLOOD. IF 12 INDIVIDUALS GIVE BLOOD, FIND THE PROBABILITY THAT NONE OF THE INDIVIDUALS HAS GROUP

Question 670621: "ACCORDING TO DATA FROM THE STATE BLOOD PROGRAM 40% OF ALL INDIVIDUALS HAVE GROUP A BLOOD. IF 12 INDIVIDUALS GIVE BLOOD, FIND THE PROBABILITY THAT NONE OF THE INDIVIDUALS HAS GROUP A BLOOD"
Answer by ewatrrr(24785) (Show Source): You can put this solution on YOUR website!

 

Hi,

Bionomial ProbaBILITY DISTRIBUTION

 p = .40, q = .60  and n = 12

P(x = 0) = 12C0(.40)^0(.60)^12 

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