Mathematics, 21.11.2019 21:31 hairj9888
Suppose that insurance companies did a survey. they randomly surveyed 440 drivers and found that 300 claimed they always buckle up. we are interested in the population proportion of drivers who claim they always buckle up.
which distribution should you use for this problem? (round your answer to four decimal places.)
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construct a 95% confidence interval for the population proportion who claim they always buckle up.
(i) state the confidence interval. (round your answers to four decimal places.)
(iii) calculate the error bound. (round your answer to four decimal places.)
(ii) sketch the graph.
Answers: 1
Mathematics, 21.06.2019 18:00, xxaurorabluexx
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Mathematics, 21.06.2019 20:00, Oregonduckerz
The marked price of an article is 25% above its selling price and the cost price is 30% less than its marked price . find the discount percent and gain percent. only a brainlest can solve it i will mark you brainlest
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Mathematics, 22.06.2019 00:00, gildedav001
When a 757 passenger jet begins its descent to the ronald reagan national airport in washington, d. c., it is 3900 feet from the ground. its angle of descent is 6 degrees. how far must the plane fly to reach the run way? a. 37,106 ft b. 37,310.4 ft c. 23,456.6 ft d 2,492.7 ft
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Suppose that insurance companies did a survey. they randomly surveyed 440 drivers and found that 300...
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