SOLUTION: If you have 5 blood samples combined in one mixture and the mixture will only test negative if all the individual samples are negative, What is the probability the mixture will tes

Question 349869: If you have 5 blood samples combined in one mixture and the mixture will only test negative if all the individual samples are negative, What is the probability the mixture will test positive, if the probability of an individual positive sample is 0.09?
Answer by edjones(8007) (Show Source): You can put this solution on YOUR website!
Let a=.91 and b=.09
a^5=.91^5=.624 probability that the mixture will test negative
1-.624=.376 probability the mixture will test positive.
.
Ed
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