Calculating variance
53988
How to compute sample variance?
147323
calculating mean of a random variable raised to a power
65259
Variance of Normal Order Statistics
40925
How to perform regression with different error variances
136419
Variance of the distribution of difference scores
138325
Equivalence of two formulas for variance and covariance
62621
Expected value and variance of trace function
53427
Nonparametric test for equality of variances
138529
Why is the standard deviation defined as sqrt of the variance and not as the sqrt of sum of squares over N?
94853
The linearity of variance
141138
Calculate variance and standard deviation for Log Normal Distribution
82622
Calculating voltage in a simple circuit
95625
Variance of product of multiple independent random variables
85319
Basic question regarding variance and stdev of a sample
154022
Weighted Variance, one more time
140611
Conditional Expectations and Variances
32647
How to calculate the variance of a partition of variables