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Homework Help: Please help to determine the power of a hypothesis test

  1. May 1, 2010 #1
    1. The problem statement, all variables and given/known data

    [PLAIN]http://img19.imageshack.us/img19/7396/66899700.jpg [Broken]

    3. The attempt at a solution

    Please help, Would the power test be something like:

    beta = P(Z < Z_alpha_2 - delta/(1/m+1/n)^.5)

    power = 1 - beta
    Last edited by a moderator: May 4, 2017
  2. jcsd
  3. May 1, 2010 #2
    so does anyone know if I did this right?
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