Question: Use the Mann-Whitney U test and the following data to determine whether there is a significant difference between the values of group 1 and group

Use the Mann-Whitney U test and the following data to determine whether there is a significant difference between the values of group 1 and group 2. Let α = .05.
Group 1 Group 2
15 ........ 23
17 ........ 14
26 ........ 24
11 ........ 13
18 ........ 22
21 ........ 23
13 ........ 18
29 ........ 21

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