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Example 1 - The marks obtained by 30 students of Class X

Example 1 - Chapter 14 Class 10 Statistics - Part 2

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Example 1 The marks obtained by 30 students of Class X of a certain school in a Mathematics paper consisting of 100 marks are presented in table below. Find the mean of the marks obtained by the students. Mean(𝑥 ̅) = (∑▒𝒇𝒊𝒙𝒊)/(∑▒𝒇𝒊) 𝑥 ̅ = 1779/30 𝑥 ̅ = 59.3 ∴ Mean marks is 59.3

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Davneet Singh is a graduate from Indian Institute of Technology, Kanpur. He has been teaching from the past 12 years. He provides courses for Maths and Science at Teachoo.