> From: Mel Beckman <m...@beckman.org> > Sent: Wednesday, January 16, 2019 9:21 PM > > MTBF can’t be used alone to predict failure probability, because product > mortality follows the infamous “bathtub curve”. Products are as likely to fail > early in their lives as later in their lives. MTBF as a scalar value is just > an > average. > Yes very good point -however that's where the historical data should come to rescue to help bend the MTBF line into this expected "bathtub curve".
adam