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________?
AWilcoxon Rank-Sum test
BKruskal-Wallis test
COne way analysis of variance (ANOVA)
DSpearman Rank difference
Correct answer
B. Kruskal-Wallis test
Explanation
The correct answer is Kruskal-Wallis test.