/* Exercise 4.2 Statistical Methods in Biology: Design and Analysis of Experiments and Regression by S.J. Welham, S.A. Gezan, S.J. Clark & A. Mead (2014) Chapman & Hall/CRC Press, Boca Raton, Florida. ISBN: 978-1-4398-0878-8 Data from K. Hammond-Kosack, Rothamsted Research Version 1, 22/09/2014 */ * Read data - change directory to location of your data file; data GRAINS; infile 'C:\stats4biol\data\GRAINS.DAT' firstobs=2 expandtabs; input DEar Treatment $ Grains; run; proc print data=GRAINS;run; * One-way ANOVA; proc glm data=GRAINS; class Treatment; model Grains=Treatment; lsmeans Treatment / stderr cl alpha=0.05; means Treatment / lsd; run;