please explain this with excel

dc all team, ed to con- me team's crowd to :2-23 Ace Machine Works estimates that the probability its lathe tool is properly adjusted is 0.8. When the lathe is properly adjusted, there is a 0.9 probability that the parts produced pass inspection. If the lathe is out of adjustment, however, the probability of a good part being produced is only 0.2. A part ran- domly chosen is inspected and found to be accept- able. At this point, what is the posterior probability that the lathe tool is properly adjusted? 32-27 In a entir and on how Galves- of t1 This