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Q.1. Marke a frequency polygon and histogram using the given data :
Marks obtained : 10-20 20-30 30-40 40-50 50-60 70-80
Number of students : 5 12 15 22 14 4
Q.2. Draw a histogram and frequency polygon of the following information .
Wages in Rupees : 75-80 80-85 85-90 90-95 95-100 100-105 105-110 110-115
no. of Workers : 9 12 15 11 20 20 11 2
Q.3. Prepare a graph showing total cost and total production of a scooter manufacturing company :
year : 2006 2007 2008 2009 2010
Production (in units): 8500 9990 11700 13300 15600
Total cost (Rs in lakh): 24 29 34 45 49
Solution 1
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