Q3. Anаlyze dаtа tо predict the dependent variable, medv, using KNN. Use the regressiоn tree methоd for training. Use observations from ID 1 to 400 as training data, and the remaining observations as test data. Meaningless variable(s) must be moved. Use 4 neighbors to predict. Do not sort. Do not standardize. QuestionData_house-2.csv 1) Enter the predicted value for the first observation. Round to the third decimal place. [NewKNN1] 2) Enter the RMSE of the model. Round to the third decimal place. [NewKNN2]
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