Revision #668 → #1587 · back to history
addedStandard deviation (informal)d3c0636b6d1e
addedStandard deviation as square root of variance19781b484b3e
addedSample standard deviation (terminology)cb14f1d49bc7
addedStandard error of the sample mean159711ed5702
addedPopulation SD of grades of eight students95f1417f0a11
addedBessel's correctioncdf783e0da1e
addedSD of average height for adult men972ace4eee79
addedStandard deviation of a random variable2407d7c2fa76
addedSD of a probability distribution0f91e4dc5f03
addedExistence of standard deviation7f1d7c5a94bd
addedSD of a discrete random variable (equiprobable)51f582afdf1d
addedSD of a discrete random variable (weighted)8690ddc9dbee
addedSD of a continuous random variable7c160227a076
addedSD of the log-normal distribution8961951a176c
addedSample standard deviation estimator8de7a5d78f59
addedUncorrected sample standard deviation059d4ed5d253
addedConsistency of uncorrected sample SDe008eccb68ac
addedCorrected sample standard deviationf062770b4742
addedUnbiasedness of s² with Bessel's correction385c54dc4430
addedUnbiased sample SD via correction factor2b68872f58a9
addedSampling distribution is scaled chi7e9a42e89709
addedApproximation replacing N−1 with N−1.5643d41487b03
addedConfidence interval for sampled SDbe4046e104d9
addedRange bound on standard deviationacb000b0db9e
addedRange rule heuristic9fa2ea46a848
addedLocation invariance and scaling of SD85663c4656cf
addedSD of a sum of two random variables783d59dfea48
addedComputational formula for the variance410154220845
addedThree populations with same mean, different SDs35027c9fb844
added5-sigma in particle physicsd1e02d01771f
addedWeather: coastal vs inland SD79838038f607
addedFinance: Stock A vs Stock B2dd213f0b41e
addedGeometric interpretation of SDbaea95353e96
addedChebyshev's inequality3cc999aa03f6
addedCentral limit theorem45e5eaedb4a9
addedProportion within z standard deviationsf17c2036f2b0
added68–95–99.7 rule (empirical rule)3eb6944df8dd
addedStandard deviation matrix678fbf102d3e
addedEigenstructure gives error ellipsoid axes0442b22cb786
addedSD of projection onto unit vectorb9423ca39a3a
addedSD of conditional slice1aa2a34c57fe
addedMahalanobis whitening transform8b383fea7aa5
addedMean minimizes mean squared deviation346d3a8d4d08
addedCoefficient of variation2248a67f138e
addedStandard deviation of the mean (SDOM)bfe24d7d83f4
addedRunning standard deviation formulacd7c96e61578
addedWeighted running calculation12c77fe8fd0d
addedStandard deviation index (SDI)527d0dafca1b