When ranking the absolute differences in a Wilcoxon signed-rank test, the value of the difference that receives a rank of 1 is the
a. lowest value.
b. highest value.
c. middle value in the data set.
d. average of the highest and the lowest of values.
Question 2
If the variance of a data set is correctly computed with the formula using n 1 in the denominator, which of the following is true?
a. The data set is a sample.
b. The data set is a population.
c. The data set could be either a sample or a population.
d. The data set is from a census.
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