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Unformatted text preview: b. Define the null hypothesis (In terms of the means of the three groups). c. Summarize the data by calculating the means and standard errors of the three groups. Plot the means them as a bar plot with error bars. Make sure to include captions and describe the results in the body of your text. d. In the body of your text, specify the results of running the ANOVA as an Fratio and conclude whether or not you can reject the Null hypothesis. Describe your conclusions about the effectiveness of the different teaching methods. Be careful about exactly what the ANOVA allows you to conclude. e. Include in your report a table listing the Sums of squares, the Fratio and pvalue for the ANOVA. This is generated when you run the Analysis of Variance in Excel....
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 Spring '08
 Weiss
 Variance

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