1. Use the Chi-Squared test in PROC FREQ
2. Use the Chi-Squared test in PROC FREQ
Hey,
1. Use the Chi-Squared test in PROC FREQ
2. Use the Chi-Squared test in PROC FREQ
See this note - particularly the last section and the note it links to regarding multiple comparisons.
I can't quite make sense of your 3-level response ("three levels (fail below/ pass/ fail above") but perhaps it might be considered to be ordinal. If so, use your favorite internet search tool for "ordinal logistic regression sas" for approaches that specifically account for an ordered response, as opposed to a nominal (unordered) multinomial response.
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ANOVA, or Analysis Of Variance, is used to compare the averages or means of two or more populations to better understand how they differ. Watch this tutorial for more.
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