

Learn in your speed, with individual attention - Teachoo Maths 1-on-1 Class
Examples
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Example 6 (Normal Method)
Example 6 (Shortcut Method) Important
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Question 1 Deleted for CBSE Board 2024 Exams
Question 2 Important Deleted for CBSE Board 2024 Exams
Question 3 Important Deleted for CBSE Board 2024 Exams
Last updated at May 29, 2023 by Teachoo
Example 12 Calculate mean, Variance and Standard Deviation for the following distribution. 125 ×4925 = 201 Finding Root of 201 Standard deviation (σ) = 201 (σ) = 14.17