UPSC 2013 CDS 1 Math Paper

Question : 100 of 100

Marks: +1, -0

Which one of the following statements is correct?

A frequency polygon is obtained by connecting the corner points of the rectangles in a histogram.
A frequency polygon is obtained by connecting the mid-points of the tops of the rectangles in a histogram.
A frequency polygon is obtained by connecting the corner points of the class intervals in a histogram.
None of the above

Go to Question:

Prev Question