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Ex 15.1, 10 - Find mean deviation Height (in cms) number boys - Mean deviation about mean - Continuous frequency distibution

Ex 15.1,  10 - Chapter 15 Class 11 Statistics - Part 2

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Ex 15.1, 10 Find the mean deviation about the mean for the data Now, ∑128▒𝑓𝑖 = 100 ∑128▒𝑓𝑖 |𝑥𝑖 −𝒙 ̅ | = 1128.8 Mean deviation about mean = (∑▒〖 𝑓_𝑖 |𝑥𝑖 −𝒙 ̅ | 〗)/𝑓_𝑖 = 1128.8/100 = 11.288

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Davneet Singh has done his B.Tech from Indian Institute of Technology, Kanpur. He has been teaching from the past 12 years. He provides courses for Maths, Science, Social Science, Physics, Chemistry, Computer Science at Teachoo.