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-   -   Statistics/normal curve/standard deviation (https://www.askmehelpdesk.com/showthread.php?t=114552)

  • Jul 29, 2007, 09:45 AM
    Dreamstarr03
    Statistics/normal curve/standard deviation
    In a normal curve approximately _____percent of cases are lower than two standard deviations below the mean?
  • Jul 29, 2007, 09:56 AM
    galactus
    1 Attachment(s)
    Just take a look at the standard normal curve.
  • Jul 30, 2007, 05:36 AM
    mathtutor
    2.5

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