Question

2-94. A maintenance firm has gathered the following mation regarding the failure mechanisms for air condit infor nditioning systems: Evidence of Gas Leaks Yes No Yes 20 38 No 19 Evidence of electrical failure The units without evidence of gas leaks or electrical failure showed other types of failure. If this is a representative sample of AC failure, find the probability (a) That failure involves a gas leak (b) That there is evidence of electrical failure given that there was a gas leak (c) That there is evidence of a gas leak given that there is evidencc of clectrical failure

Answer 1