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(...) Wow! You wrote a program! Thanks Dan! Again I'm impressed with the knowledge and skills of those that partake in LUGNET! Adding to my case, Dave K (22 years ago, 3-Mar-03, to lugnet.off-topic.geek)
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| | Re: math question (or pattern... whatever...)
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(...) The original question: 4 marbles in a bag, 2 are red, one is white, one is blue You reach into the bag and grab 2 of them. You see that one of the marbles in your hand is red. What is the chance (either fraction or percent) that the other (...) (22 years ago, 3-Mar-03, to lugnet.off-topic.geek)
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| | Re: math question (or pattern... whatever...)
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(...) Yep, you're right, your friend is wrong. The problem is that you *wouldn't* count "r(2) r(1)" if order didn't matter. But then again, the thing he's forgetting is that if you don't count "r(2) r(1)", then you also CAN'T count *both* "r(1) b" (...) (22 years ago, 3-Mar-03, to lugnet.off-topic.geek)
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| | Re: math question (or pattern... whatever...)
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(...) Hmm... I just thought of something. Are there two separate questions at work here? Question 1: Having drawn two marbles from a bag of two red, one white, and one blue marbles, what are the odds that the two you have drawn are both red? (...) (22 years ago, 3-Mar-03, to lugnet.off-topic.geek)
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| | Re: math question (or pattern... whatever...)
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(...) I think he's wrong because he's trying to reason about partial knowledge, and that always causes problems. Look at it as a draw without replacement instead. The order you reveal things doesn't influence outcomes, they were what they were. you (...) (22 years ago, 3-Mar-03, to lugnet.off-topic.geek)
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| | Re: math question (or pattern... whatever...)
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(...) My knowledge of stats gives me less than 1 in one zillion chance of answering any random stats question correctly, but I likewise agree: The essential question is "If you reach into a bag with a red, a white, and a blue marble, then what are (...) (22 years ago, 3-Mar-03, to lugnet.off-topic.geek)
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| | Re: math question (or pattern... whatever...)
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(...) Here's his rationale, hopefully explained more fully (but I still think it's not quite kosher...) The time of the event--you grabbed 2 marbles there are 6 possible combinations in your hand r(1) r(2) r(1) b r(1) w r(2) b r(2) w b w those are (...) (22 years ago, 3-Mar-03, to lugnet.off-topic.geek)
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| | Re: math question (or pattern... whatever...)
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(...) I'm not a stats person, but I agree with your friend. r(2) r(1) is the same as r(1) r(2), because order doesn't matter. If it does, then you end up with more combos (w r(2), etc)... -- that's what I was going to say. But, I decided to run a (...) (22 years ago, 3-Mar-03, to lugnet.off-topic.geek)
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| | Re: math question (or pattern... whatever...)
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(...) <long snip> you're right, in both senses. Your logic for the first solution is valid, and your identification of his error in the second solution (which would lead to the same answer) is also correct. It is, indeed, 33% Adrian -- (URL) (22 years ago, 3-Mar-03, to lugnet.off-topic.geek)
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| | math question (or pattern... whatever...)
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k, here's something that came across my desk... you have a bag with 4 marbles in it. 2 of the marbles are red 1 marble is white 1 marble is blue you reach in and grab 2 random marbles you open up your hand a bit to only see the colour of one of (...) (22 years ago, 3-Mar-03, to lugnet.off-topic.geek)
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| | Re: PreCS MOC
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(...) One day I hope to be Commodore 128th Fleet... or Atari 800. Chris <>< Remembering his friends Adam computer *snicker*... daisy wheel printer....rofl. (22 years ago, 26-Feb-03, to lugnet.off-topic.geek)
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| | Re: How would you move a planet?
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How to move a planet? Simple, sing some Whitney Houston or some Celine Dion, if that doesn't work, Neil Diamond will move even the most solid audience. And I will always love yoooooouuu...uuu..... I will always... love yOOOOOOOUUUUUUUUuuuuuuuu..... (...) (22 years ago, 26-Feb-03, to lugnet.off-topic.geek)
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| | Re: PreCS MOC
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(...) 10 Print "SYNTAX ERROR" 20 GOTO 10 ;) (22 years ago, 25-Feb-03, to lugnet.off-topic.geek)
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| | Re: Lego WAP Sites??
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(...) There's www.bricksinmypocket.org - and there may be a few things in the works soon, since a few of us have recently aquired sidekicks :) I have to say, most of the sites look pretty good on it too! (URL) Boger www.peeron.com (22 years ago, 20-Feb-03, to lugnet.off-topic.geek)
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| | Lego WAP Sites??
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Does anyone know of any good (or any) wireless web (WAP) sites having to do with Lego? I'm looking for some kind of price list kind of thing. Kind of like Lugnet's set reference without the pictures. Is there anything like that out there? Thanks (...) (22 years ago, 20-Feb-03, to lugnet.off-topic.geek)
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| | Re: New LEGO photos from Toy Fair 2003
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(...) Looks like Xterms on a Unix box to me. :) (22 years ago, 19-Feb-03, to lugnet.year.2003, lugnet.off-topic.geek)
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| | Re: New LEGO photos from Toy Fair 2003
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(...) I was basing this on the color scheme of the two windows open in the middle of the screen. They don't look like my Mac, but the Windows machines in the computer lab across the hall have the same color pattern. Bruce (22 years ago, 18-Feb-03, to lugnet.year.2003, lugnet.off-topic.geek)
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| | Re: New LEGO photos from Toy Fair 2003
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(...) Hmm, I dunno. Could be any modern (or even semi-modern) GUI. Or is there something specifically microsofty that I'm missing? (22 years ago, 18-Feb-03, to lugnet.year.2003, lugnet.off-topic.geek)
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| | Re: How would you move a planet?
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(...) They aren't just ignoring it and making it up! See, between the episode that said one thing, and the episode that said something else, there was a time travel episode. When they went back in time something they did (even if it was something (...) (22 years ago, 17-Feb-03, to lugnet.off-topic.geek)
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| | Re: How would you move a planet?
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(...) According to the World War I navel model, the belly is the most exploitable weak spot. Maggie C. (BTW Dave! Orange you sorry you couldn't be at work to deal with this yourself?) (22 years ago, 17-Feb-03, to lugnet.off-topic.geek, lugnet.off-topic.pun)
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