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Example 10 - A mathematics teacher wants to see, whether the new

Example 10 - Chapter 3 Class 7 Data Handling - Part 2


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Example 10 A mathematics teacher wants to see, whether the new technique of teaching she applied after quarterly test was effective or not. She takes the scores of the 5 weakest children in the quarterly test (out of 25) and in the half yearly test (out of 25): Since marks are from 9 to 20 So, we make bar graph from 0 to 25 with a gap of 5

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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.