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Examples
Last updated at May 8, 2024 by Teachoo
Example 11 Find the standard deviation for the following data: Std. Deviation(σ) = 1N N fixi2 −( fixi)2 = 148 48×9652 − 6142 = 148 463296−376996 = 148 86300 = 148 x 293.77 = 6.12 Therefore, standard deviation (σ ) = 6.12