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Mathematics, 28.11.2019 01:31 richaeviney
The sample of seven cars, each car was tested for nitrogen=oxide emissions (in grams per mile) and the following results were obtained: 0.09; 0.07; 0.19; 0.05; 0.08; 0.16 assuming that this sample is representative of the cars in use construct a 98% confidence interval estimate of the mean amount of nitrogen oxide emissions for all cars if the epa requries that nitrogen oxide emiisions be less than 0.165/mi can we safely conclude that this requirement is being metwhat is the confidence interval estimate of the mean amount of nitrogen oxide emissions for all cars __g/mi< \mu< /mi (round three decimal places as needed)\can we safely conclude that the requirement that nitrogen-oxide emissions be less than 0.165 is being meta) no because the confidence interval does not contain 0.165g/mib) no it is possible that the requirement is being met, but it is also very possible that the mean is not less than 0.165 g/mic) yes we can definently conclude that the requirement is met for all carsd) yes because the confidence interval contains 0.165 g/mi
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The sample of seven cars, each car was tested for nitrogen=oxide emissions (in grams per mile) and t...
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