If the total number of observations is 20, \sum x_{i}=1000 and \sum x_{i}^{2}=84000, then the variance of the distribution is

AP EAPCET 06-Jul-2022 Shift 1 Paper

Section: Mathematics

Question : 34 of 160

Marks: +1, -0

If the total number of observations is 20,∑xi=1000 and ∑xi2=84000, then the variance of the distribution is

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