From: Evaluation of a question generation approach using semantic web for supporting argumentation
Correlation between understandability and usefulness | Correlation between relevance and usefulness | |
---|---|---|
System-GQ | 0.31 (weak relationship) | 0.76 (strong positive) |
p = 0.03 (significant) | p < 0.00001 (significant) | |
Human-GQ | 0.57 (moderate positive) | 0.81 (strong positive) |
p < 0.00001 (significant) | p < 0.00001 (significant) |