次の段落に基づいて質問する
Results: Our results show that random forests outperformed other algorithms, achieving an accuracy rate of 85% in predicting customer churn. We also identified the key predictors of customer churn, including account tenure, monthly charges, and customer service calls.
1. What algorithm outperformed other algorithms in predicting customer churn?
2. What was the accuracy rate achieved by the top-performing algorithm?
3. What were identified as the key predictors of customer churn?