Answer by joriki for Black and white balls in 2 boxes and probability that I...
We know there are $9$ balls in the second box when you draw from it. Of these, $4+\frac25$ are expected to be black and $4+\frac35$ are expected to be white. Since the denominator is known and only the...
View ArticleAnswer by azimut for Black and white balls in 2 boxes and probability that I...
Case 1You picked a white ball from the first box.This happens with a chance of $3/5$. Putting it into the second box, now there are $5$ white and $4$ black balls. Now the chance to pick a white ball is...
View ArticleAnswer by Jakube for Black and white balls in 2 boxes and probability that I...
HINT: You have to look at the two possible cases, what is the probability of taking a white ball of the first box (3/5) and taking a white ball of the second box (there are now 5 balls in the second...
View ArticleBlack and white balls in 2 boxes and probability that I pick the white ball.
Maybe there already is solution for that and if it is so, then maybe someone can tell me where I can find it.I have 2 boxes. In first box there are 3 white and 2 black balls. In second box there are 4...
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