Example 12 - Calculate mean, variance, standard deviation - Standard deviation and variance - Continuous frequency (grouped data)

Example 12 - Chapter 15 Class 11 Statistics - Part 2
Example 12 - Chapter 15 Class 11 Statistics - Part 3

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Transcript

Example 12 Calculate mean, Variance and Standard Deviation for the following distribution. 1﷮25﷯ ×4925 = 201 Finding Root of 201 Standard deviation (σ) = ﷮201﷯ (σ) = 14.17

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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.