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13 Data Analyzer
page 193/321
Figure 135: Choose experimental setup.
Creating a Model
When the Create new model and prediction option is chosen, a new
regression model will be created. The model will be available in the
Workspace Explorer window, and can be used to make predictions on other
datasets. In addition, a prediction column (with predicted values of the target
variable) is appended to the dataset that was used for training the model.
Validating a Model
Sometimes regression models are over-fitted, resulting in regression models
performing much worse on unseen data than on the training set. Overfitting
may occur if the regression model is too complex or too few records are
available for model training. The complexity of a model is determined by the
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