Question: The following data come from an experiment in which each participant has been measured under three different levels of distraction (the DV is the number

The following data come from an experiment in which each participant has been measured under three different levels of distraction (the DV is the number of errors committed on a clerical task during a 5-minute period). Compute the one-way RM ANOVA for these data. Is the F ratio significant at the .01 level, assuming sphericity? Would this F ratio be significant at the .05 level, assuming a total lack of sphericity?

Sub. No. Mild Moderate Strong 3 3 0. 3 4 4 3 6. 8 4 2 4 10 3 6. 11 4 4 6. 12

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