Question

draw a frequency polygon to represent the data marks 20-30, 30-40, 40-50, 50-60, 60-70 no. of students 0,3,7,12,13,8​

Answer 1

Step-by-step explanation:

First we draw the histogram and then by joining the midpoints of the tops of the rectangles we draw the frequency polygon.

Answer 2

Answer:

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