Question: Use the Mann-Whitney U test and = .01 to determine whether there is a significant difference between the populations represented by the two samples

Use the Mann-Whitney U test and α = .01 to determine whether there is a significant difference between the populations represented by the two samples given here.
Sample 1 .. Sample 2
573 ...... 547
532 ...... 566
544 ...... 551
565 ...... 538
540 ...... 557
548 ...... 560
536 ...... 557
523 ...... 547

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