Regarding Repeat Experiments in DoE
Hello All,I have what I am hoping will be a simple problem for the group. I recently set up a DoE with three factors, each having discrete numerical values at 3 levels. I specified cross interactions with 2nd order effects with the 18 runs to be executed in 3 blocks. I did NOT specify any repeats to be designed, however, I notice in the design matrix that 4 of the runs are duplicated. In other ...