One-Way Analysis of Variance (ANOVA)


Researchers at Purdue University conducted an experiment to compare three different methods of reading instruction, Basal, DRTA, and Strat. Listed below are their results. At the 0.05 level of significance, test the claim that for the second Posttest score reading comprehension measure, there are no differences among the average scores of the methods. Data obtained from

http://lib.stat.cmu.edu/DASL/Datafiles/ReadingTestScores.html