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Category > StatisticsPosted 14 May 2017My Price15.00
An article in Process Engineering
An article in Process Engineering (No. 71, 1992, pp. 46–47) presents a two-factor factorial experiment used to investigate the effect of pH and catalyst concentration on product viscosity (cSt). The data are as follows.
Â
(a) Test for main effects and interactions using α = 0.05. What are your conclusions?
(b) Graph the interaction and discuss the information provided by this plot.