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joaofilipemarques
2024 Sep 24
1
Help needed! Pre-processing the dataset before splitting - model building - model tuning - performance evaluation
...mance. But before doing that I want to make
sure that original dataset doesn't have noise, collinearity to address, no
major outliers so that I have to transform the data using techniques like
Box-Cox and looking at VIF to eliminate highly correlated predictors.
https://www.kaggle.com/datasets/joaofilipemarques/google-advanced-data-analytics-waze-user-data
When I fit the original dataset into regression model with Minitab, I get
attached result for residuals. It doesn't look normal. Does it mean there
is high correlation or the dataset in have nonlinear response and
predictors? How should I approac...