title: Standard deviations and standard errors.
authors.affiliation: Cancer Research UK/NHS Centre for Statistics in Medicine, Wolfson College, Oxford OX2 6UD. doug.altman@cancer.org.uk
authors.forename: Douglas G
authors.initials: DG
authors.lastname: Altman
authors.forename: J Martin
authors.initials: JM
authors.lastname: Bland
mesh_terms: D016011:Normal Distribution; D015203:Reproducibility of Results; D013223:Statistics as Topic / Q000379:methods*