If `barx` represents the mean of n observations `x_(1), x_(2),���., x_(n)`, then values of `underset
Channel: Doubtnut
Date: 2020-01-19

If `barx` represents the mean of n observations `x_(1), x_(2),���., x_(n)`, then values of `underset(i=1)overset(n)Sigma(x_(i)-barx)`