A box contains 5 white balls, 3 red balls and 2 green balls.
Three balls are taken from box with replacement.
My explanation is that a white, red or green ball must be taken
and there are 3! ways of arranging the 3 scenarios.
Five balls are taken without replacement.
My wrong method:
This probability cannot be correct since it is above 1.
What is the loophole that I did not see?
We want 2 Whites and 3 Others.
There are: . scenarios ... not 120.