Downloaded from https://www.everyspec.com AM•c 7M.1N Example No. 37 (Cont'd) 7. Compare results of steps 3 7. (0)/,(W - 10, 2/0W75 S 1,61 6;U(T) wad and 6. X re) a aboutthe some; 10() ti about on- half of X.(T), fDor his problem. So the extra 1800 hr of testing will aohieve at most a fgo- tor of 2 Improvement in failure rate, but might do no good at all. /I .1 II ! i .- • -•'' ' . .. ..