Why is sample variance squared? (Basic Question)
8860
Why square the difference instead of taking the absolute value in standard deviation?
66905
Variance of Binomial Distribution $E[X^2]$
66508
Bias in estimators of population variance
76489
What is the standard error of the sample standard deviation?
132450
What is wrong with the linear regression variance estimator when p+1>n?
101627
Variance of product of 2 independent random vector
49454
Minimum and Maximum values of variance
87448
Why is a sample covariance matrix singular when sample size is less than number of variables?
76948
Variance of Wilcoxon Rank-Sum Test (no ties)
154022
Weighted Variance, one more time
143742
Variance of sum of random number of random variables (Cambridge University Worksheet)
116369
What is the variance of Y = AX where A is a matrix?
68116
How to derive this version of variance formula
146190
Question about the relationship between the variance of residuals and variances of the data points
85351
Standard Deviation. Why do we take the square root of the entire equation?
51713
Asymptotic distribution of sample variance of non-normal sample
145623
Variance of dot product