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10th Class Mathematics Statistics Question Bank Statistics

  • question_answer
    The mean weight of a group of 10 students is 25 kg and the mean weight of another group of 10 students is 35 kg. What is the mean weight of all the 20 students?

    A) 30 kg                     

    B)        35 kg

    C) 25 kg                     

    D)        20 kg

    Correct Answer: A

    Solution :

    Not Available


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