Question

an experimental serum was injected into 500 guinea pig. initially, 50 of the guinea had circular cells , 200 had elliptical cells, and 250 had irregular cells.

after the serum wax injected , 25 of the guinea pigs

with circular cells were affected , 150 with elliptical cells were affected, and 225 of those with irregular cells were affected.

find the empirical probability that a guinea pig with irregular cells will be affected by injection of the formula

Answer 1

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