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07-10-2017
Mathematics

contestada

An urn contains 3 green balls, 2 blue balls, and 4 red balls. in a random sample of 5 balls, find the probability that at least one blue balls is selected.

Respuesta :

09-10-2017

Well, it depends. If you take one, do you leave it out, or put it back?? If you leave the ball in, then the probability would be 0.05419228% or 32/59049 but if you put the ball out of the urn, then the probability would be 0.211640211% or 32/15120. YOU'RE WELCOME :)

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