19. From the following frequency distribution: Income (Rs. 000) 0-10 10-20 20-30 30-40 40-50 50-60 No. of person 5 10 18 23 7 Construct an Ogive that will help you the answer find the number of persons having income: less than Rs.35,000. b. between Rs.20,000 and Rs.50,000. more than Rs. 25,000.
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here ur answer
Step-by-step explanation:
Let us take the scale on X-axis as 1 cm=10 and Y-axis as 1 cm=10 and mark the cumulative frequency against the upper limit of each class interval. Joining these points by a smooth curve, we get ogive or cumulative frequency curve. The curve looks like this.
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