Wilcoxon RankSum Test. In Exercises 58, use the Wilcoxon ranksum test.Arrival Delay Times Use the sample data given in Exercise 1 and test the claim that arrival delay times for Flight 19 and Flight 21 have the samemedian. Use a 0.05 significance level.

Week 3: Distribution of Data (rest of Ch.2) 20 September, 2016 Basic Statistics for Research Professor HK Dong Wendy Liu Summary of Standard Notation: Variable sample Population Mean Standard deviation Variance Data set size 5 number summary – forms box & whisker plot Min – smallest value in data set th Q1– 25 percentile;...