main

prev        

Statement of a problem № m925

        next    

The analysis of shafts for a compressor is summarized by conformance to specifications. Roundness conforms Yes No Surface finish yes 345 5 Conforms no 12 8 (a) If a shaft is selected at random, what is the probability that the shaft conforms to surface finish requirements? (b) What is the probability that the selected shaft conforms to surface finish requirements or to roundness requirements? (c) What is the probability that the selected shaft either conforms to surface finish requirements or does not conform to roundness requirements? (d) What is the probability that the selected shaft conforms to both surface finish and roundness requirements




New search. (Also 1294 free access solutions)