Classical models built from the math you already know
A round of twenty questions, but the prize is a used car's resale value instead of an animal's name. Is the car less than 3 years old? Does it have a full service history? Has it had only one previous owner? Each yes-or-no question narrows the field, until you're left with a small group of very similar cars. Your best guess for the resale value is simply what those similar cars tend to sell for.
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▶ Decision Trees for Regression