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7th Class Mathematics Data Handling Question Bank Data Handling

  • question_answer
    In which of these situations is a double bar graph useful?
    (i) Enrolment of students I class VII in 2009 and 2010.
    (ii) Marks obtained in Term I and Term II examination.
    (iii) Marks obtained in all subjects of a term examination.

    A)  (i) and (ii)       

    B)  (ii) and (iii)

    C)  (iii) and (i)    

    D)  (i) only

    Correct Answer: A

    Solution :

       Double bar graphs help to compare two sets of data at a glance.


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