Q2: The analysis of cement sample for a concrete specification mixture is summarized by conformance to physical and chemical requirements: Chemical conforms Yes No Yes 10 3 Physical conforms No 5 If a cement sample is selected at random, 2.
Q2: The analysis of cement sample for a concrete specification mixture is summarized by conformance to physical and chemical requirements: Chemical conforms Yes No Yes 10 3 Physical conforms No 5 If a cement sample is selected at random, 2.
Chapter8: Sequences, Series,and Probability
Section8.7: Probability
Problem 11ECP: A manufacturer has determined that a machine averages one faulty unit for every 500 it produces....
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Transcribed Image Text:Q2: The analysis of cement sample for a concrete specification mixture is summarized by conformance
to physical and chemical requirements:
| Chemical conforms
Yes
No
Yes 10
3
Physical conforms No 5
2
If a cement sample is selected at random,
(1) What is the probability that the sample conforms to physical requirement?
(2) What is the probability that the selected cement sample conforms to physical requirement or to
chemical requirements?
(3) What is the probability that the selected shaft either conforms to physical requirements or does not
conform to chemical requirement?
(4) What is the probability that the selected shaft conforms to both physical and chemical requirement?
(33.3%)
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