The regressor was able to fit the training data very well.

回归分析模型能够很好地拟合训练数据。

We need to train the regressor with more data to improve accuracy.

我们需要用更多数据训练回归分析模型以提高准确性。

The regressor helps in predicting the future values of the dataset.

回归分析模型有助于预测数据集的未来值。

Choosing the right regressor is crucial for the success of the model.

选择合适的回归分析模型对模型的成功至关重要。

The performance of the regressor is evaluated using mean squared error.

使用均方误差评估回归分析模型的性能。

R2 generally increases when a regressor is added to a regression.

当回归中加入另外的解释变量时，R2通常会上升。