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      Question

      The 95% confidence interval of average age of accidents

      in any city during last year for a sample of size 100 with mean age 34.25 from population of standard deviation 10 is
      A [32.29, 36.21] Correct Answer Incorrect Answer
      B [32.29, 36.58] Correct Answer Incorrect Answer
      C [32.605, 36.895] Correct Answer Incorrect Answer
      D [32.92, 36.58] Correct Answer Incorrect Answer

      Solution

      The correct answer is A

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