SOLUTION: In a scientific study there are 12 guinea pigs, 8 of which are pregnant. If 3 are selected at rendom without replacement, find the probability that all are pregnant.

Algebra ->  Probability-and-statistics -> SOLUTION: In a scientific study there are 12 guinea pigs, 8 of which are pregnant. If 3 are selected at rendom without replacement, find the probability that all are pregnant.      Log On