Refactored some wording in the comparison section.

README.md

@@ -45,7 +45,7 @@ Comparison with `distilbert-base-uncased-finetuned-sst-2-english`:
 |Mann Whithney U-test|0.00108|0.00108|
 |Student t-test | 1.33e-12 	 | 3.03e-12|
 
-Comparison with `xlm-roberta-large` yielded inconclusive results; whereas accuracy was outperformed by this model, the macro F1 score was not. Neither outperformance was statistically significant.
+Comparison with `xlm-roberta-large` yielded inconclusive results; whereas accuracy was outperformed by this model, the macro F1 score was not. Neither metric allowed for statistically significant conclusions about which model might be better.
 
 ## Use examples