Question 40 - CBSE Class 10 Sample Paper for 2020 Boards - Maths Basic

Last updated at Oct. 24, 2019 by Teachoo

The following distribution gives the daily income of 50 workers of a factory

Daily Income	400 - 420	420-440	440-460	460-480	480-500
Number of Workers	12	14	8	6	10

Convert this distribution to less than type of cumulative frequency

distribution and draw its ogive.

Note : This is similar to Ex 14.4, 1 of NCERT – Chapter 14 Class 10

Check the answer here

https://www.teachoo.com/1953/560/Ex-14.4--1---Daily-income-of-50-workers-of-a-factory.-Convert/category/Ex-14.4/

Transcript

Question 40 The following distribution gives the daily income of 50 workers of a factory Convert this distribution to less than type of cumulative frequency distribution and draw its ogive. First we find cumulative frequency and then we convert it into a less than type ogive Daily income Number of workers 400 – 420 12 420 – 440 14 440 – 460 8 460 – 480 6 480 – 500 10 Cumulative frequency 12 12 + 14 = 26 26 + 8 = 34 34 + 6 = 40 40 + 10 = 50 Daily income Less than 420 - 12 Less than 440 - 26 Less than 460 - 34 Less than 480 - 40 Less than 500 - 50

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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.