Questions about Comparing More Than Two Groups in SAS.
(written at Notre Dame to cover material in Chapter 8 of SAS System for Elementary Statistical Analysis)
Click on the answer you think is most nearly correct.
1. The CLASS statement in PROC ANOVA designates
the variable representing the discrete groups to be compared. the variable serving as the dependent variable for the analysis. the variable representing the number of observations to be included in the analysis. the name of the data set to be analyzed. a variable containing the names of all of the students.
2. The following test is the nonparametric analogue to one-way analysis of variance:
Mann-Whitney U-Test. Wilcoxon Rank Sum Test. Wilcoxon Signed Rank Test. Two Sample Sign Test. Kruskal-Wallis Test.
3. CER stands for:
Classical Estimation Ratio. Control Event Rank. Comparisonwise Error Rate. Complete Experiment Rate. Contrast Event Ratio.
4. Data are considered balanced if:
They come from samples of equal size. They come from samples of equal variances. They have equal sample means. They have the same minimums and maximums. They have equal medians.
5. The experiment error rate is designated as:
MEER NERR EER XER ERRT