The investigators used the matched pairs t test. With only 3 pairs, we cant
Chapter 0, Problem 26.18(choose chapter or problem)
The investigators used the matched pairs t test. With only 3 pairs, we cant verifyNormality. We will try the Wilcoxon signed rank test.(a) Find the differences within pairs, arrange them in order, and rank theabsolute values. What is the signed rank statistic W+?(b) If the null hypothesis (no difference in growth) is true, what are the meanand standard deviation of W+? Does comparing W+ to this mean lead to atentative conclusion?
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