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    Question

    If Z1, Z2,…Zn are n independent standard normal

    variates, then Σni=1 Z2i will follow:
    A chi-squared distribution with degree of freedom 2n Correct Answer Incorrect Answer
    B F distribution with degree of freedom (n,n) Correct Answer Incorrect Answer
    C chi-squared distribution with degree of freedom n Correct Answer Incorrect Answer
    D t distribution with degree of freedom n Correct Answer Incorrect Answer

    Solution

    The correct answer is C

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