Estimating process standard deviation for a quality control chart. What is $s/(c4)$ and how to calculate it in R?
35139
Why is sample standard deviation a biased estimator of $\sigma$?
92862
Degrees of freedom for standard deviation of sample
100335
Moving average process notation: negative or positive $\theta$s?
99921
unknown standard deviation = range/4
33622
Detecting outliers using standard deviations
44278
$R^2$ for least absolute deviation regression
81308
What is the reasoning behind standardization (dividing by standard deviation)?
71636
How to interpret the margin of error in a poll?
47719
Interpretation of R's output for binomial regression
982
T-test with sample standard deviation of zero. Possible?
89511
Calculating MEAN and STANDARD DEVIATION confussed
139701
Standard deviation of a ratio (percentage change)
101055
How to calculate a mean and standard deviation for a lognormal distribution using 2 percentiles
67442
Assessing the Quality of a Normal Q-Q Plot
70999
Why does this excerpt say that unbiased estimation of standard deviation usually isn't relevant?
32512
lognormal distribution, standard-deviation and (physical) units
85319
Basic question regarding variance and stdev of a sample