Problem 91 of 7
Evaluate insurance or warranty decision a $90 warranty covers a repair that costs $300 with probability 0.20.
Using a hint is okay. It just tells the trainer to give you a little more review.
Hidden until you reveal it.
compare expected cost, risk, and constraints.
Hidden until you reveal it.
Compare expected cost, risk, and constraints using failure probability and replacement cost.
Enter your answer
Your answer is equivalent to the expected form.
Walkthrough
Full solution stays hidden until you ask for it.
1. Compute expected uncovered loss or repair cost.
2. Compare it with premium or warranty cost.
3. State the decision implication and risk caveat.
Use the worked steps, then substitute the final answer back into the original relationship to confirm it satisfies the prompt.
Deciding only from premium size without probability and loss amount.