Use Dunnett’s test to compare all treatment means to the treatment mean 1 used as a control. Use α = 0.01. What is your conclusion?

Design of Experiment (DOE)

1. a) Use Dunnett’s test to compare all treatment means to the treatment

mean 1 used as a control. Use α = 0.01. What is your conclusion?

1. b) Use Tukey’s test to compare all pairs of treatment means. Which ones

seem to be significantly different at α = 0.01?