Comparison of two protective methods against corrosion yielded the following maximum depths of pits (in thousandths of
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Use the Wilcoxon rank sum test at the significance level of 0.01 to test the null hypothesis that the two samples have identical medians against the alternative hypothesis that the medians are not equal.
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Method I: Method Il 75 65 69 68 61 75 63 70 58 69 72 57
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Related Book For
Mathematical Statistics With Applications In R
ISBN: 9780124171138
2nd Edition
Authors: Chris P. Tsokos, K.M. Ramachandran
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