Write an example of frequency distribution table and draw frequency polygon with histogram and without
histogram.
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Step-by-step explanation:
Class−interval Class−mark Frequency
0−5 2.5 0
5−10 7.5 4
10−15 12.5 6
15−20 17.5 3
20−25 22.5 2
25−30 27.5 1
30−35 32.5 0
⇒ In above figure we have draw histogram.
⇒ By using histogram we have draw frequency polygon and frequency curve.
⇒ Frequency polygon is drawn by joining points by a straight line.
⇒ Frequency curve is drawn by a smooth hand.
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