Answer to Question #346116 in Statistics and Probability for shagufta

Question

20 eggs are in a refrigerator, 2 are bad, from the 4 are chosen at random to make a cake what is the probability that exactly one egg is bad

Answer 1

Given

Total number of eggs in the refrigerator = 20

Number of bad eggs = 2

Number of good eggs = 20 - 2 = 18

$P(=1)=\frac {4!} {3!}0.1^10.9^{3}=0.29$