Null bar and null zone are better than the error bar to compare group means in graphs

• 1 July 2004
• journal article
• research article
• Published by Elsevier in Journal of Clinical Epidemiology
• Vol. 57  (7) , 712-715
• https://doi.org/10.1016/j.jclinepi.2003.05.002

Abstract

Keywords

• GRAPHS
• STATISTICAL METHODS
• GRAPHICAL METHODS
• DATA ANALYSIS