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Ex 14.1, 1 - A survey was conducted by a group of students

Ex 14.1, 1 - Chapter 14 Class 10 Statistics - Part 2

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Ex 14.1, 1 A survey was conducted by a group of students as a part of their environment awareness programme, in which they collected the following data regarding the number of plants in 20 houses in a locality. Find the mean number of plants per house. Which method did you use & why? Mean(𝑥 ̅) = (∑▒𝑓𝑖𝑥𝑖)/(∑▒𝑓𝑖) 𝑥 ̅ = 162/20 𝑥 ̅ = 8.1 Mean number of plants are 8.1 We used this method as 𝒇_𝒊 𝒙_𝒊 is easier to calculate and sum

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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.