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- # Fitting Polynomial Regression to the dataset
- from sklearn.preprocessing import PolynomialFeatures
- poly_reg = PolynomialFeatures(degree = 2)
- X_poly = poly_reg.fit_transform(X)
- poly_reg.fit(X_poly, y)
- lin_reg_2 = LinearRegression()
- lin_reg_2.fit(X_poly, y)
- lin_reg_2.score(X_poly,y)
- #Backward el
- X = np.append(arr = np.ones((120, 1)).astype(int), values = X_poly , axis = 1)
- from statsmodels.regression.linear_model import OLS as sm
- X_opt = X[:,:]
- regressor_ols = sm(endog = y, exog = X_opt).fit()
- regressor_ols.summary()
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