update model card README.md

README.md

@@ -16,7 +16,7 @@ should probably proofread and complete it, then remove this comment. -->
 
 This model is a fine-tuned version of [bert-base-uncased](https://huggingface.co/bert-base-uncased) on the squad_v2 dataset.
 It achieves the following results on the evaluation set:
-- Loss: 0.7502
+- Loss: 1.4311
 
 ## Model description
 
@@ -47,9 +47,9 @@ The following hyperparameters were used during training:
 
 | Training Loss | Epoch | Step  | Validation Loss |
 |:-------------:|:-----:|:-----:|:---------------:|
-| 1.0206        | 1.0   | 8235  | 0.8863          |
-| 0.8618        | 2.0   | 16470 | 0.7911          |
-| 0.8342        | 3.0   | 24705 | 0.7502          |
+| 1.8729        | 1.0   | 8235  | 1.6423          |
+| 1.6782        | 2.0   | 16470 | 1.4738          |
+| 1.6075        | 3.0   | 24705 | 1.4311          |
 
 
 ### Framework versions