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NEET Physics Mathematical Tools, Units & Dimensions Question Bank Errors of Measurement

  • question_answer
    The random error in the arithmetic mean of 100 observations is x; then random error in the arithmetic mean of 400 observations would be   

    A)          4x 

    B)          \[\frac{1}{4}x\]

    C)          2x 

    D)          \[\frac{1}{2}x\]

    Correct Answer: B

    Solution :

              Solution Not Available


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