Data analysis methods in optometry Part 3: the analysis of frequencies and proportions

Armstrong, Richard A. and Eperjesi, Frank (2002). Data analysis methods in optometry Part 3: the analysis of frequencies and proportions. Optometry Today, 2001 (May), pp. 34-37.

Abstract

In some studies, the data are not measurements but comprise counts or frequencies of particular events. In such cases, an investigator may be interested in whether one specific event happens more frequently than another or whether an event occurs with a frequency predicted by a scientific model.

Export / Share Citation


Statistics

Additional statistics for this record