5. Thirty motors were tested for 200 h. Five motors failed during the test. The failures occurred after the following te
Posted: Mon Mar 21, 2022 5:01 pm
5. Thirty motors were tested for 200 h. Five motors failed during the test. The failures occurred after the following test times: [3] Motor 1 60 h Motor 2 71 h Motor 3 157 h Motor 4 160 h Motor 5 170 h What is the estimated failure rate?