Mathematics, 19.03.2020 04:31, lululoveee3433
An environmental agency worries that many cars may be violating clean air emissions standards. The agency hopes to check a sample of vehicles in order to estimate that percentage with a margin of error of 5% and 90% confidence. To gauge the size of the problem, the agency first picks 60 cars and finds 9 with faulty emissions systems. How many should be sampled for a full investigation?
Answers: 1
Mathematics, 21.06.2019 13:00, sillyvanna
What is the ratio for the surface areas of rectangle prisims shown below given that they are similar and that the ratio of their edge lengths is 7: 3
Answers: 1
Mathematics, 21.06.2019 23:30, mooncake9090
Choose the correct translation for the following statement. it is at most ten. x< 10 x< 10 x> 10 x> 10
Answers: 1
An environmental agency worries that many cars may be violating clean air emissions standards. The a...
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