A Machine Manufacturer Conducted a Study to Compare the Performance

question 30

Essay

A machine manufacturer conducted a study to compare the performance of two types of similar machines A and B in terms of the hardness of the product manufactured.According to the production supervisor,the machine setting (high,medium,low)also affects the hardness of the product.The hardness readings (response variable)are given in a two-factor factorial design format with two observations per cell. $\begin{array}{cc}&\text { Machine type }\\\text { Machine Setting }&\text { A } & \text { B } \\\text { Low }&8 & 4 \\&8 & 4 \\\\\text { Medium }&7 & 5 \\&6 & 2 \\\\\text { High }&9 & 4 \\&10 & 5\end{array}$ You are also given the following additional information:
SS (machine type)= 48,SS (machine setting)= 8,SST = 64
-Determine SS(int)and SSE.

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