The accompanying data resulted from an experiment to study the nature of dependence of welding current on
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The first two given numbers are for the treatment (1), the next two for a, and so on in standard order: 200.0,
204.2, 215.5, 219.5, 272.7, 276.9, 299.5, 302.7, 166.6, 172.6, 186.4, 192.0, 232.6, 240.8, 253.4, 261.6.
a. Verify that the sums of squares are as given in the accompanying ANOVA table from Minitab.
b. Which effects appear to be important, and why?
Analysis of Variance for current
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Related Book For
Probability And Statistics For Engineering And The Sciences
ISBN: 9781305251809
9th Edition
Authors: Jay L. Devore
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