0 votes 0 votes HeadShot asked Nov 25, 2018 HeadShot 305 views answer comment Share Follow See all 3 Comments See all 3 3 Comments reply goxul commented Nov 25, 2018 reply Follow Share True positive/Total positive (what you've written) is Baye's theorem. 0 votes 0 votes HeadShot commented Nov 25, 2018 reply Follow Share @goxul Actually i needed a clarification that, whether , say, Z=> m/c is defective " A is defect is 4% => P(A)=0.04 " and " Machine is 4% defective provided it is 'A' => P (Z/A) = 0.04" are same or different ? if different then how to interpret this "%defect given " ? 0 votes 0 votes Soumya Tiwari commented Nov 25, 2018 reply Follow Share What you have mentioned above are obviously different.Below one is conditional prob which is occurrence of an event given an even has already occurred. For your question part,as question mentions % defective o/p of these machines are 4% etc... it means - Out of the o/p produce of each type the chances of item to be defective is 4% ,3% and 2%. 1 votes 1 votes Please log in or register to add a comment.