The null hypothesis of the Wilcoxon signed-rank test can be stated in words as follows:
A)The rank sum for each group will be equal,and any differences are due to sampling error.
B)The expected value for each rank sum will be equal to the average of the rank sums for the positive and negative differences.
C)The expected value for difference scores will be less than the average of the rank sums for the positive and negative differences
D)The rank sum for each group will be less than the total rank sum.

Question

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The Answer of The null hypothesis of the Wilcoxon signed-rank test can be stated in words as follows:
A)The rank sum for each group will be equal,and any differences are due to sampling error.
B)The expected value for each rank sum will be equal to the average of the rank sums for the positive and negative differences.
C)The expected value for difference scores will be less than the average of the rank sums for the positive and negative differences
D)The rank sum for each group will be less than the total rank sum.

The Null Hypothesis of the Wilcoxon Signed-Rank Test Can Be