Histogram and Frequency Distribution Table

Chapter 4 Class 8 Data Handling
Serial order wise

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Transcript

Question 4 Draw a histogram for the frequency table made for the data in question 3, and answer the following questions. Question 4 (i) Which group has the maximum number of workers?. Since the bar 830 − 840 is highest, ∴ It has the maximum number of workers Question 4 (ii) How many workers earn Rs 850 and more?Number of workers earning Rs 850 and more = No. of workers Earning Rs 850 − 860 + No. of workers Earning Rs 860 − 870 + No. of workers Earning Rs 870 − 880 + No. of workers Earning Rs 880 − 890 + No. of workers Earning Rs 890 − 900 = 1 + 3 + 1 + 1 + 4 = 10 Workers Question 4 (iii) How many workers earn less than Rs 850? Number of workers earning less than Rs 850 and more = No. of workers Earning Rs 800 − 810 + No. of workers Earning Rs 810 − 820 + No. of workers Earning Rs 820 − 830 + No. of workers Earning Rs 830 − 840 + No. of workers Earning Rs 840 − 850 = 3 + 2 + 1 + 9 + 5 = 20 Workers

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Davneet Singh

Davneet Singh has done his B.Tech from Indian Institute of Technology, Kanpur. He has been teaching from the past 13 years. He provides courses for Maths, Science, Social Science, Physics, Chemistry, Computer Science at Teachoo.