Downloaded from https://www.everyspec.com AMCP 706r198 Example No. 8 Same data as Example No. 7, but find the oorresponding estimatas for s-relia- bility with a mission time of 50 hr. 1. State X and a-,onfidence 1. - 2.67/1000-hr limits for X. Conf (0. 72/1000-hr S X, 5. 87/1000-hr} - 95% Conf{? S 5, 18/1000-hr} - 95%, 2. Caloulate A. (Eq. 2-27b) 2. A - exp(- э4) - exp(-(2.67/1000-hri x 50 hr] - 0.875 3. Calculate 95% (syrnmetri- 3. Riu Wxp(- xzt) cal) s-confidence limits - exp[(-(0.72/1000-hr) x 50 hr] for R. - 0.9685 RL exp(- AU) exp--(5. 87/1000-hr) x 50 hr] 0,746 Conf{o. 746 %R A 0.965} - 95%. 4. Calculate the 95% lower 4. R - exp(- X) 1-sided I',nit for R.
- exp(-(5.18/1000-hr) X 50 hr) - 0.772 Confs (R o. 772} - 95%. ;, , ~ ~ ' 11 •!L'I• • A,.,, I• . . . .. ..... , .,,•r.,• • " ":•!•: '•'! : ' • 1 ...... .. .. .. .. '