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-   -   1 probability question I couldn't solve please help.. (https://www.askmehelpdesk.com/showthread.php?t=457729)

  • Mar 14, 2010, 05:49 PM
    DyNaFeN
    1 probability question i couldn't solve please help..
    7) The length of glass plates are measured to the nearest tenth of mm. The lengths are uniformly distributed between 590.0 and 590.9
    i. If we select a sample of 10 plates, what is the probability that less than 4 of them have length under 590.3?
    ii. If we select a sample of 10 plates, what is the probability that 9 of them have length greater than the mean length?
    iii. If we select 10 plates, what is the probability that only two have length greater than 590.6?

    thanks in advance
  • Mar 14, 2010, 10:34 PM
    morgaine300

    Is this still your exam?
  • Mar 14, 2010, 11:59 PM
    DyNaFeN

    no .
    I was solving random problems and I solved all except for this one..

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