Posted in 2/1992- Studies
Page: 237-250
Author: Byčkovský, P.
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Annotation: The paper present two fundamental exploratory data analysis techniques: stem-and-leaf display and box plots. Both techniques emphasize the use of graphic display in the analysis of quantitative data behaviour. Notched box plots, the technique for evaluation of the significance of differences between medians are discussed besides basic box plot, too. Some examples from students' mechanics achievement survey are given as the illustration of the application of techniques described.
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