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-   -   find the probability of mean sample would differ from less than (https://www.askmehelpdesk.com/showthread.php?t=707472)

  • Oct 7, 2012, 02:59 PM
    vp127381a
    find the probability of mean sample would differ from less than
    the mean life of a computer is 81 months with a variance of 81. What is the probability that the mean of a sample of 89 computers would differ from the population mean by less than 0.85 months
  • Oct 8, 2012, 10:51 AM
    Unknown008
    Show your attempt please.

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