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The yield of a chemical process is being studied. The two most important variables are thought to be pressure and the temperature. Three levels of each factor are selected, and a factorial experiment with the two replicates is performed. The yield data follow: Question: (Use Alpha = 0.05) Is there any indication that either factor influences brightness?  Do the two factors interact

The yield of a chemical process is being studied. The two most important variables are thought to be pressure and the temperature. Three levels of each factor are selected, and a factorial experiment with the two replicates is performed. The yield data follow: Question: (Use Alpha = 0.05) Is there any indication that either factor influences brightness?  Do the two factors interact

MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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The yield of a chemical process is being studied. The two most important variables are thought to be pressure and the temperature. Three levels of each factor are selected, and a factorial experiment with the two replicates is performed. The yield data follow:

Question: (Use Alpha = 0.05)

  1. Is there any indication that either factor influences brightness? 

  2. Do the two factors interact? 

Temperature 200 150 90.4 90.2 90.1 90.3 90.5 90.7 160 170 Pressure 215 90.7 90.6 90.5 90.6 90.8 90.9 230 90.2 90.4 89.9 90.1 90.4 90.1
Transcribed Image Text:Temperature 200 150 90.4 90.2 90.1 90.3 90.5 90.7 160 170 Pressure 215 90.7 90.6 90.5 90.6 90.8 90.9 230 90.2 90.4 89.9 90.1 90.4 90.1
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