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Effective Amazon Machine Learning by Alexis Perrier

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Manually exploring variable influence

Go to the model summary page and click on the Try real-time predictions link on the left side of the page. The following page shows a form where you can fill out values for the variables in our dataset except for the target. 

Let's see if Alex Mr. Perrier, a first-class passenger who embarked at Southhampton with his family (3 sibsp and 2 parch) and who paid a fare of 100 pounds, would have survived. Well, in that case, the model gives a very low probability of survival (0.001), meaning that the model predicts with confidence that this passenger would not have survived. His 12 year old daughter would have had better chances of surviving (probability 0.56), though the model is less sure of it. However, ...

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