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Unformatted text preview: distributions of number of trees in the groups. Solve: The modeling type of the column ‘group’ must be changed to ‘Nominal’. Then, we use the ‘Fit Y by X’ analysis platform. Conclude: The interquartile ranges of the three are not that different, i.e. the variability among plots within the three groups is similar. The medians tree counts of the groups differ with the plots that had never been logged (group 1) having more trees than the either of the groups of logged plots. The plots that had been logged 8 years ago (group 3) had more trees than those that had been logged 1 year earlier (group 2)....
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- Spring '08
- Interquartile range, median survival time, appropriate numerical summary, logged plots