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 14:30
30 points and i will give brainliest the club will base its decision about whether to increase the budget for the indoor rock climbing facility on the analysis of its usage. the decision to increase the budget will depend on whether members are using the indoor facility at least two times a week. use the best measure of center for both data sets to determine whether the club should increase the budget. assume there are four weeks in a month. if you think the data is inconclusive, explain why.
Answers: 3
Mathematics, 21.06.2019 17:00
Acircular garden with radius of 8 feet is surrounded by a circular path with a width of 3 feet. what is the approximate area of the path alone? use 3.14 for π
Answers: 3
Mathematics, 21.06.2019 19:30
Ann and betty together have $60 ann has $9 more than twice betty’s amount how much money dose each have
Answers: 1
An environmental agency worries that many cars may be violating clean air emissions standards. The a...
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