Mathematics, 24.09.2020 14:01 ashyding4800
A contractor has two subcontractors for his excavation work. Experience shows that in 60% of the time, subcontractor A was available to do the job, whereas subcontractor B was available 80% of the time. (a) What is the probability that both subcontractors will be available to do the job? (b) If the contractor learned that subcontractor A is not available for the job, what is the probability that the other subcontractor will be available? (c) Suppose EA denotes the event that subcontractor A is available, and EB denotes that subcontractor B is available. (i) Are EA and EB statistically independent? (ii) Are EA and EB mutually exclusive? (iii) Are EA and EB collectively exhaustive?
Answers: 1
Mathematics, 21.06.2019 14:50
Brook states that the distance on the line is 4 units. caleb states that the whole line does not have a distance because it continues on forever. vivian states that the line is 6 units long. which distance did brook measure? which distance did vivian measure?
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Mathematics, 21.06.2019 15:50
Dylan and dusty plan to take weekly surfing lessons together. if the 2-hour lessons are $20 per person and they plan to spend $100 each on new surfboards, what is the maximum number of lessons the two can take if the total amount spent for lessons and surfboards is at most $480?
Answers: 1
A contractor has two subcontractors for his excavation work. Experience shows that in 60% of the tim...
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