Statistics II20785 marksNumerical: Mann-Whitney U testTwo independent sample test
Apply the Mann-Whitney U test for examining the following knowledge score on IT among two groups of IT workers at a 5% level of significance. | Group A: | 5 | 8 | 2 | 7 | 6 | |----------|---|---|---|---|---| | Group B: | 9 | 12 | 4 | 6 | |
Apply the Mann-Whitney U test for examining the following knowledge score on IT among two groups of IT workers at a 5% level of significance.
| Group A: | 5 | 8 | 2 | 7 | 6 |
|---|---|---|---|---|---|
| Group B: | 9 | 12 | 4 | 6 |
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Group A (n₁ = 5) 5 8 2 7 6 ------------------ Group B (n₂ = 4) 9 12 4 6 - H₀: No significant difference in knowledge scores between the two groups. - H₁: There is a significant difference between the two groups. - Significance level: α = 0.05 (two-tailed). Value Group Rank -------------------- 2 ...