Gerando previsões para os dados de TESTE (X_test) utilizando o método predict() do objeto "modelo"
https://scikit-learn.org/stable/modules/generated/sklearn.linear_model.LinearRegression.html#sklearn.linear_model.LinearRegression.predict
_test
y_previsto = modelo.predidct(X_test)
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AttributeError Traceback (most recent call last)
<ipython-input-49-b0217da2387c> in <module>
----> 1 y_previsto = modelo.predidct(X_test)
AttributeError: 'LinearRegression' object has no attribute 'predidct'
Obtendo o coeficiente de determinação (R²) para as previsões do nosso modelo
https://scikit-learn.org/stable/modules/generated/sklearn.metrics.r2_score.html#sklearn.metrics.r2_score
print('R² = %s' % metrics.r2_score(y_test, y_previsto).round(2))
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NameError Traceback (most recent call last)
<ipython-input-50-709f3fd3abe9> in <module>
----> 1 print('R² = %s' % metrics.r2_score(y_test, y_previsto).round(2))
NameError: name 'y_previsto' is not defined
