How can calculate this result
Jie Cheng
1 Posts

Hi ASQ professors:

I have one question on how to get those results like below table mentioned for l​(t) like 0.0001, 0.356, 0.1107 based on time intervals and failures/surviving data. it seems like i can't get them based on formula


​if don't know exact failure times. pls help on this. Thanks!