Question

The analysis of 200 shafts for a compressor is summarized by conformance to specifications. Roundness Conforms 132 Surface Finish Yes Conforms No (a) If a shaft is selected at random, what is the probability that the shaft conforms to surface finish requirements? Input your answer in the fractional form. (b) What is the probability that the selected shaft conforms to surface finish requirements or to roundness requirements? Input your answer in the fractional form. (c) What is the probability that the selected shaft either conforms to surface finish requirements or does not conform to roundness requirements? Input your answer in the fractional form. (d) What is the probability that the selected shaft conforms to both surface finish and roundness requirements? Input your answer in the fractional form.