In continuation of Example 13.4.7 of the Rocket Propellant data, we now have the added blocking factor in test assemblies.
A data frame with 25 observations on the following 5 variables.
raw materials batch
experience of the operator
formulation type of the propellant
Montgomery, D. C. (1976-2012). Design and Analysis of Experiments, 8e. J.Wiley.
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