when should i use a random sample in a trn test dataset when should you use a random dataset for data transformation? when is a random sample required for a predictive model? how to use a random sample before a transformation which is better random sample or validation dataset when to use data transformation for validation how to transform a raw dataset can a data transformation be performed first on a raw dataset can you take a random sample before transform can you use a data transformation in a test dataset or a train set should i use a random samples before or after transformation? what is the difference between a train dataset and a validation dataset can you use data transformation to test a prediction should you use a sample dataset instead a train set what is the difference between a random sample and transformation algorithm should we transform a random dataset why use a random sample when building a model when to use binning on a trainset how do you transform a train set into a validation data set why use a binning dataset for random sampling