Priors

Bets and decisions · Insurance · difficulty 2 of 5

Worth the deductible

There is a 20% chance your phone has an accident this year, and it never has more than one. If it does, the repair costs an amount uniformly distributed between $0 and $1,000. Your insurance has a $200 deductible: it pays the repair cost minus $200, or nothing if the repair costs less than $200. What is the expected amount, in dollars, the insurer pays you this year?

Answer with an expected value. First lock in a gut guess with an 80% range, then solve it properly, then watch a simulation settle on the truth.

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