Samples of emissions from three suppliers are classified for conformance to air-quality specifications. The results from 100 samples are summarized as follows:

Let A denote the event that a sample is from supplier 1, and let B denote the event that a sample conforms to specifications.
If a sample is selected at random, determine the following probabilities:

Transcribed Image Text:

conforms yes 1 22 supplier 2 25 3 30 30 no 8 5 10 10