The following data was taken to study the effect of four factors on the drill advance rate of a new piece of drilling equipment. Two runs were made at each condition and the results were averaged.
a. calculate the X1X4 – interaction.
b. The pooled estimate of σ2 obtained from the replicated factorial points is: Sp2 = 130. What is the value of SE?
c. Which effects statistically significant? (Note: the table above shows, for example, that the X2X3 interaction is -20).
d. Summarize your results in equation form.
The question belongs to Chemistry and it discusses about calculating the interaction between two sets of values, standard deviation and summarizing the results.
Total Word Count 47
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