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Math Help - Find moment estimator

  1. December 4th 2009, 09:41 PM #1
    zorro
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    Find moment estimator

    Question :

    Find moment estimator of \theta based on a random sample x_1, x_2,x_3,....,x_n of size n from the normal population N(0,\theta^2)
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  2. December 4th 2009, 10:17 PM #2
    matheagle
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    YOU should be trying some of these.

    answer is \sqrt{{\sum_{i=1}^n x^2_i\over n}}
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