Change in standard deviation when a value is removed
25331
Online estimation of variance with limited memory
85351
Standard Deviation. Why do we take the square root of the entire equation?
81851
Testing equality of variances without the data, just from the variances and the mean
66296
Two different formulas for standard error of difference between two means
125362
How is adjusted coefficient of determination ($R^2$) linked to the F-values of a test against zero when adding a new variable?
27818
How do I find values not given in (interpolate in) statistical tables?
58541
What does standard deviation tell us in non-normal distribution
121678
What if the P-Value is less than 0.05, but the test statistic is also less than the critical value?
48767
How do I calculate a weighted standard deviation? In Excel?
135907
Area within a given number of standard deviations from given mean
21633
Strange behaviour dropping column from data.frame in R
57623
Does a +1/+1 counter remove a -1/-1 counter?
79930
Standard deviation of revenue where numbers are only positive
138529
Why is the standard deviation defined as sqrt of the variance and not as the sqrt of sum of squares over N?
139710
How do I combine standard deviations of two groups?
76489
What is the standard error of the sample standard deviation?
89910
Is it possible to find the combined standard deviation?