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1. |
A teacher-researcher has obtained data from a questionnaire used for teachers and headteachers in the form of a contingency table of 3 × 3 for anxiety and awareness levels. Which statistical test will indicate whether the two variables are interdependent? |
A. | Wilcoxon signed rank test |
B. | Spearman's rank difference method of correlation |
C. | Eta coefficient |
D. | Chi-square test |
Answer» E. | |