The final exam score was correlated with online score in flipped classroom
In addition, we also examined the correlation between online scores and final exam scores of students by Pearson Correlation Analysis in the two teaching groups. Our results revealed that the online score of students was significantly correlated with the final exam scores in the flipped classroom (r = 0.3945, 
Correlation between online score and final exam score of students in the flipped classroom (n = 62) and traditional teaching class (n = 69)