Example 9 - Chapter 13 Class 11 Statistics
Last updated at Dec. 16, 2024 by Teachoo
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Chapter 13 Class 11 Statistics
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Example 9 Find the variance and standard deviation for the following data: First we will calculate mean Now, finding variance 2 = 1374 =30 Variance ( 2) = 2 = 1374 30 = 45.8 Standard deviation ( ) = 45.8 = 6.76
