Does a person's letter grade in statistics depend on whether he or she is a member of a Greek organization? In three statistics classes, data is collected on the letter grades of students belonging to Greek organizations and of students who are not members.Which technique would be used to analyze the data?
A) independent-samples t test
B) paired-samples t test
C) Wilcoxon signed-rank test
D) Mann-Whitney U test
Correct Answer:
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