送交者: Enlighten 于 2005-5-18, 22:16:41:
回答: 我的车要换油了吗? 由 cornbug 于 2005-5-18, 17:14:41:
The expected value of the extended warranty is almost always lower than what you have paid for. That's the rule of probability.
The only exception is that if you know yourself are going to abuse the car a lot more than an average driver.