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A set S is composed of 20 multi-colored objects
#22
RE: A set S is composed of 20 multi-colored objects
(March 21, 2020 at 11:59 pm)Paleophyte Wrote:
(March 18, 2020 at 5:19 am)WinterHold Wrote: I have a probability question that I need to solve:

A set S is composed of 20 multi-colored objects. 4 objects were chosen randomly from S.
What is the probability that 3 of the chosen objects be blue; knowing that there are 8 blue objects in S ?

Zero. The question clearly states that "A set S is composed of 20 multi-colored objects." None of them are blue, so it doesn't matter how many of them you pick.

Better question: If you try and get the internet to do your homework for you what are the odds that one of the replies is actually your mom's phone number?

867-5309 Smile
If you get to thinking you’re a person of some influence, try ordering somebody else’s dog around.
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RE: A set S is composed of 20 multi-colored objects - by Fireball - March 22, 2020 at 11:10 am

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