Comparing the Output of Strawberries Grown on Plots Using Fertilizer

question 127

Multiple Choice

Comparing the output of strawberries grown on plots using fertilizer A with that grown on otherwise identical plots using fertilizer B,in order to make a general assessment of relative fertilizer effectiveness,may well call for a:

• A)Friedman test.
• B)Kruskal-Wallis test.
• C)Wilcoxon rank-sum test.
• D)Spearman rank correlation test.

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