A) (2) What assumptions are required for the ANOVA F-test to provide a valid test of the equality of the treatment means? Either the errors are iid N(0, 2) or, within each treatment, the data are iid N and all data have the same variance. This yields 4 conditions: normal, mean (0 for errors, constant within treatment), constant variance and independent. B)(3) From the output given, are the assumptions in part a) satisfied?

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