BCG Interview Question | Multiple Regression

Question

Mention the methods to validate a model you created to generate a predictive model of a quantitative outcome variable using multiple regression.

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Dhruv2301 55 years 1 Answer 773 views Great Grand Master 0

Answer ( 1 )

  1. Divide the dataset into train and test sets.
    Build the model on the train set and validate the model on the test set.
    Use metrics like R^2, RMSE, MSE, MAE to gauge the performance.
    You can also use cross validation to avoid issues like over-fitting.

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