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Homework Help: Calculate the mean for a normal distribution

  1. Jan 18, 2013 #1
    1. The problem statement, all variables and given/known data

    Given:
    Standard Deviation = 500

    2. Relevant equations

    How I calculate the μ (mean) using standard deviation for a norma distribution. Thanks.

    3. The attempt at a solution
     
  2. jcsd
  3. Jan 18, 2013 #2

    Ray Vickson

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    Science Advisor
    Homework Helper

    Short answer: you can't.

    Longer answer: the mean μ and standard deviation σ are independent, so you can have σ = 500 but μ = -500, μ = 0, μ= 5.723×1091 or any other value you want.
     
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