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Three brands of coffee are rated for tasted on a scale of 1 to 10. Six persons are asked to rate each brand so that there is a total of 18 observations.The appropriate test to tasted equally good is_____________?
Statisticsmedium
AOne way analysis of variance (ANOVA)
BSpearman Rank difference
CWilcoxon Rank-Sum test
Kruskal-Wallis test
Correct Answer: D. Kruskal-Wallis test
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