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Mann-Whitneyy Test and CI : Nike's expense, Competitor's expense N Median Nike's expense 80 8.1293 Copetitor's expense 70 6.8179 point estimate for ETA1-ETA2 is 1.2480
Mann-Whitneyy Test and CI : Nike's expense, Competitor's expense | ||||||
N | Median | |||||
Nike's expense | 80 | 8.1293 | ||||
Copetitor's expense | 70 | 6.8179 | ||||
point estimate for ETA1-ETA2 is 1.2480 | ||||||
95.0 percent CI for ETA1-ETA2 is (1.0497, 1.4191) | ||||||
W = 8480.0 | ||||||
Test of ETA1 = ETA1 not = ETA2 is significant at 0.0000 |
a. give an explanation whether there is a tendency for differences in monthly spending between Nike and competitors?
b. Using the real level of 5%, what can be inferred from the analysis?
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