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887 people boarded the Titanic and are listed here by name, age, ticket class, and the family who travelled with them. You are going to build five different machines that try to predict who survived — starting with rules you write by hand, ending with one that teaches itself.
Before you start: every row is a real person. Ages under 1 are babies. When a model gets one wrong, it got a person wrong. Good data scientists keep that in mind — it's what stops you from trusting a number you shouldn't.
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