Databricks Certified Machine Learning - Associate
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A data scientist is performing a regression task in Databricks using Spark MLlib. They have a DataFrame named regression_preds_df with predictions and true labels, structured as follows: prediction DOUBLE, label DOUBLE. Which of the following code snippets correctly calculates the Mean Absolute Error (MAE) for the regression model?
A data scientist is performing a regression task in Databricks using Spark MLlib. They have a DataFrame named regression_preds_df with predictions and true labels, structured as follows: prediction DOUBLE, label DOUBLE. Which of the following code snippets correctly calculates the Mean Absolute Error (MAE) for the regression model?
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