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Math Help - Continuous distribution

  1. #1
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    Continuous distribution

    How would you compute
    P(-1.72<Z<-.55) if the phi(z) tables only support positive values.
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  2. #2
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    Quote Originally Posted by statman101 View Post
    how would you compute
    p(-1.72<z<-.55) if the phi(z) tables only support positive values.
    P(-1.72 < z < -.55) = P(.55 < z < 1.72)
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