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    las29223's Avatar
    las29223 Posts: 4, Reputation: 1
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    #1

    Jun 28, 2012, 11:05 AM
    Statistics help
    For a standard normal distribution find the percentage of data that are between 3 standard deviations below the mean and 1 standard deviation above the mean.

    Pleasr help is it 99.74% or 16.00% or 15.74% or 84.00% ?
    Unknown008's Avatar
    Unknown008 Posts: 8,076, Reputation: 723
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    #2

    Jun 28, 2012, 11:32 AM
    This is from the basics of the chapter covering the Normal Distribution =/ You really should know that, at least from seeing the normal distribution graph itself.
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