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Data Analysis and Statistics for Geography, Environmental Science, and Engineering
book

Data Analysis and Statistics for Geography, Environmental Science, and Engineering

by Miguel F. Acevedo
December 2012
Beginner content levelBeginner
557 pages
19h 5m
English
CRC Press
Content preview from Data Analysis and Statistics for Geography, Environmental Science, and Engineering
172 Data Analysis and Statistics for Geography, Environmental Science, and Engineering
Alternatively, at the Rcmdr you can use Graphs|Boxplot, pick moist variable and select iden-
tify and plot by groups you will get a second dialog window, select loc and then once you get
graphics can use mouse to identify outliers. Then, use Statistics|Non parametric test|Kruskal-
Wallis and set variable a factor in the dialog box (Figure 5.16).
5.6.13 anova nonparaMetric: frieDMan
Next, we will run the Friedman test on the same set of yield by treatment and variety. Recall that
the parametric indicated very low p-value for treatment.
> friedman.test(yield, treat, ...
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Publisher Resources

ISBN: 9781439885017