1. Perform a Mann–Whitney U test on the following ranked data. Even though sample sizes are small,..

1. Perform a Mann–Whitney U test on the
following ranked data. Even though sample sizes are small, use the zU
formula. Let α = .05.

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2. Perform a Wilcoxon signed-ranks test
using the formula for large samples. T = 14 and n = 55. Set alpha at .05 and test
H0.