You are performing the Wilcoxon rank-sum test.The 13th through 15th values in an ordered array of pooled sample data all equal $180 (while the 12th value is less and the 16th value is more) .The appropriate ranks for the three $180 values are:
A) 14,14,14
B) 13,14,15
C) 12.5,13,14.5
D) 12.5,13,15
Correct Answer:
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