## The mode of the following data is 67. Find the missing frequency x.

Last updated at Oct. 27, 2020 by Teachoo

Transcript

Question 33 The mode of the following data is 67. Find the missing frequency x.Given Mode = 67 โด Modal class is 60 โ 70 Mode = l + (๐๐ โ๐๐)/(๐๐๐ โ ๐๐ โ ๐๐) ร h where l = lower limit of modal class h = class-interval f1 = frequency of the modal class f0 = frequency of the class before modal class f2 = frequency of the class after modal class Now, Mode = l + (๐๐ โ๐๐)/(๐๐๐ โ ๐๐ โ ๐๐) ร h 67 = 60 + (15 โ ๐ฅ)/(2(15) โ ๐ฅ โ 12) ร 10 67 โ 60 = (15 โ ๐ฅ)/(30 โ ๐ฅ โ 12) ร 10 7 = (15 โ ๐ฅ)/(18 โ ๐ฅ) ร 10 7(18 โ x) = (15 โ x) ร 10 126 โ 7x = 150 โ 10x 10x โ 7x = 150 โ 126 3x = 24 x = ๐๐/๐ = 8

CBSE Class 10 Sample Paper for 2021 Boards - Maths Standard

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Class 10

Solutions of Sample Papers for Class 10 Boards

- CBSE Class 10 Sample Paper for 2021 Boards - Maths Standard
- CBSE Class 10 Sample Paper for 2021 Boards - Maths Basic
- CBSE Class 10 Sample Paper for 2020 Boards - Maths Standard
- CBSE Class 10 Sample Paper for 2020 Boards - Maths Basic
- CBSE Class 10 Sample Paper for 2019 Boards
- CBSE Class 10 Sample Paper for 2018 Boards

About the Author

Davneet Singh

Davneet Singh is a graduate from Indian Institute of Technology, Kanpur. He has been teaching from the past 9 years. He provides courses for Maths and Science at Teachoo.