conforms yes no 1 22 supplier 2 25 5 3 30 10 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: (a) P(A) (c) P(A') (e) P(A U B) (b) P(B) (d) P(A N B) (f) P(A' U B)

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

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conforms
yes
no
1
22
supplier
2
25
5
3
30
10
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:
(a) P(A)
(c) P(A')
(e) P(A U B) (f) P(A' U B)
(b) P(B)
(d) P(AN B)
Transcribed Image Text:conforms yes no 1 22 supplier 2 25 5 3 30 10 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: (a) P(A) (c) P(A') (e) P(A U B) (f) P(A' U B) (b) P(B) (d) P(AN B)
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