How do you determine the exact number of miles or hours a part can run before it is likely to break, so you can replace it just in time?

To figure out when a part will break, experts look at historical data, which is just a record of how long similar parts lasted in the past. They use this record to create a survival curve, a simple graph that shows the odds of a part failing at different points in time. You also need to track the wear and tear, which is how much....