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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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