Suppose We Want to Compare the Output of Strawberries Grown

question 86

Multiple Choice

Suppose we want to compare 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. Which of the following tests might we use?

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

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Definitions:

Environmental Conditions

The various physical, chemical, and biological factors that surround and affect the viability and activities of an organism or community.

Socio-cultural Conditions

The social and cultural circumstances that influence an individual's life, such as norms, values, practices, and customs prevalent in their society.

Inflation

A general increase in prices and fall in the purchasing value of money over time.

Income Levels

Categories or ranges of annual income that individuals or families fall into based on their earnings.