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| Re: Worst NYC subway car MDBF rating (2006 year) goes to.. (429819) | |||
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Re: Worst NYC subway car MDBF rating (2006 year) goes to.. |
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Posted by Terrapin Station on Mon May 14 12:49:58 2007, in response to Re: Worst NYC subway car MDBF rating (2006 year) goes to.., posted by Mitch45 on Mon May 14 12:18:18 2007. I have no idea how they compute MDBF. But my guess is that there is no factoring - they add up the actual DBFs for each car in the class over the time period and then divide by the total number of cars represented. |
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