title: Using statistical packages to analyze effectiveness.
authors.forename: K S
authors.initials: KS
authors.lastname: Hitchings
authors.forename: C G
authors.initials: CG
authors.lastname: Grindel
authors.forename: T
authors.initials: T
authors.lastname: Wasser
mesh_terms: D003627:Data Interpretation, Statistical; D004509:Education, Nursing, Continuing; D004521:Educational Measurement; D006801:Humans; D009741:Nursing Staff, Hospital / Q000193:education*; D012984:Software