Last updated at May 12, 2021 by

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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(π₯ Μ ) = (ββπππ₯π)/(ββππ) π₯ Μ = 162/20 π₯ Μ = 8.1 Mean number of plants are 8.1 We used this method as π_π π_π is easier to calculate and sum

About the Author

Davneet Singh

Davneet Singh is a graduate from Indian Institute of Technology, Kanpur. He has been teaching from the past 10 years. He provides courses for Maths and Science at Teachoo.