Multiple Choice Questions on The following pairs relate to frequency distribution of a discrete variable and its frequency polygo........... for CDS Exam Preparation

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Multiple Choice Questions

The following pairs relate to frequency distribution of a discrete variable and its frequency polygo...........

Quantitative Aptitude (CDS) Statistics
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    The following pairs relate to frequency distribution of a discrete variable and its frequency polygon. Which one of the following pairs is not correctly matched?

    Base line of the — X-axis polygon

    Incorrect Answer

    Ordinates of the — Class frequencies vertices of the polygon

    Incorrect Answer

    Abscissa of the vertices of the polygon — Class marks of the frequency distribution

    Incorrect Answer

    Area of the polygon — Total frequency of the distribution

    Correct Answer
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    Explanation:

    Area of the polygon gives sum of fixi not summation of fi

    By: Munesh Kumari
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