Maths Crash Course - Live lectures + all videos + Real time Doubt solving!
Examples
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Example 3 Important
Example 4
Example 5 Important
Example 6 (Normal Method)
Example 6 (Shortcut Method) Important
Example 7 Important
Example 8
Example 9 Important
Example 10 Important
Example 11
Example 12 Important
Example 13 Deleted for CBSE Board 2023 Exams
Example 14 Important Deleted for CBSE Board 2023 Exams
Example 15 Important Deleted for CBSE Board 2023 Exams
Example 16
Example 17 Important
Example 18
Example 19 Important
Last updated at May 29, 2018 by Teachoo
Maths Crash Course - Live lectures + all videos + Real time Doubt solving!
Example 1 Find the mean deviation about the mean for the following data: 6, 7, 10, 12, 13, 4, 8, 12 Mean of the given data = = 6 + 7 + 10 + 12 + 13 + 4 + 8 + 12 8 = 72 8 = 9 Mean deviation about mean = 8 = 22 8 = 2.75