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Last updated at May 29, 2018 by Teachoo
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Example 10 People were asked about the time in a week they spend in doing social work in their community. They said 10, 7, 13, 20 and 15 hours, respectively. Find the mean (or average) time in a week devoted by them for social work Mean time in a week devoted = (๐๐ข๐ ๐๐ ๐๐๐ ๐กโ๐ ๐๐๐ ๐๐๐ฃ๐๐ก๐๐๐๐ )/(๐๐๐ก๐๐ ๐๐ข๐๐๐๐ ๐๐ ๐๐๐ ๐๐๐ฃ๐๐ก๐๐๐๐ ) = (10 + 7 + 13 + 20 + 15)/5 = 65/5 = 13
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Example 7 Important Not in Syllabus - CBSE Exams 2021
Example 8 Important Not in Syllabus - CBSE Exams 2021
Example 9 Not in Syllabus - CBSE Exams 2021
Example 10 Not in Syllabus - CBSE Exams 2021 You are here
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