WNormal distributionW1.96W68–95–99.7 ruleWAnscombe transformWBean machineWChi distributionWChi-square distributionWFolded normal distributionWGaussian noiseWHalf-normal distributionWLog-normal distributionWMaxwell–Boltzmann distributionWMultivariate normal distributionWNormal probability plotWNormal-inverse-gamma distributionWProbitWQ-functionWRankitWSkew normal distributionWSlash distributionWStudent's t-distributionWTruncated normal distributionWWrapped normal distributionWZ-test