On the reasonable assumption that there are no important differences from one interval to the next, combine the data by ignoring the Interval variable and run the analysis of variance on Dosage. Use...

On the reasonable assumption that there are no important differences from one interval to the next, combine the data by ignoring the Interval variable and run the analysis of variance on Dosage. Use the data in Epinuneq.dat. (You will have 42 observations for the 0.0 and 0.3 mg/kg doses and 37 subjects for the 1.0 mg/kg dose.)