Analysis of Variance Model: Sepal. Length Species F Value Source DF Sum of Squares Mean Square Pr> F 63.2121 38.9562 102.168 119.265 Regression Residual Total 2 147 149 31.6061 1.66967e-31 0.265008 Question #4 Perform a one-way ANOVA F test to determine whether there is a difference in the population mean sepal lengths between the three species. Use the output in your answer to Question #3 to obtain the test statistic, the sampling distribution it comes from (including degrees of freedom), and the p-value. What can you conclude about the sepal lengths of the three species? One-way ANOVA F test:

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