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Roland

I am a soil ecologist and R user.

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23 Plots to illustrate results of linear mixed effect model May 17 '14
18 Linear regression with log transformed data - large error Jan 5 '17
16 What is the “$R^2$” value given in the summary of a coxph model in R Jun 19 '12
15 Compare the statistical significance of the difference between two polynomial regressions in R Aug 22 '16
14 Finding local extrema of a density function using splines Jun 20 '12
14 Do I have to cite 'lme4' when using 'lmerTest'? Mar 5 '14
14 Finding the slope at different points in a sigmoid curve May 8 '18
13 Interpreting $R^2$, F-statistic & p-value of a model Feb 17 '13
12 Slight inconsistency between the Kruskal-Wallis built-in R function and manual calculation Jan 9 '17
11 Fitting exponential decay with negative y values Dec 15 '17
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