CBSE Class 10 Sample Paper for 2020 Boards - Maths Basic

Class 10
Solutions of Sample Papers for Class 10 Boards

## 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

## distribution and draw its ogive.

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

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### 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 has done his B.Tech from Indian Institute of Technology, Kanpur. He has been teaching from the past 13 years. He provides courses for Maths, Science, Social Science, Physics, Chemistry, Computer Science at Teachoo.