The following data relates cigarette smoking and death rates leukemia in 14 states in the USA....
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The following data relates cigarette smoking and death rates leukemia in 14 states in the USA. The data are based in part on records concerning 1960 cigarette tax receipts. Cigarettes per Person Leukemia Deaths per Year per 100K People 2,618 7.06 2,860 6.62 2,010 7.27 2,791 7.00 2,212 7.69 2,184 7.42 2,344 6.41 2,692 6.89 2,206 8.28 2,914 7.23 3,034 4.90 4,240 6.67 1,400 6.71 2,257 7.02 a) Draw a scatter diagram relating cigarette use and death rates from leukemia. b) Estimate the linear regression coefficients a and . c) Test at the 0.05 level of significance the hypothesis that cigarette consumption does not affect the death rate from leukemia. That is, test that = 0. d) What is the p-value of the test in part c)? e) Find an (unbiased) estimate of o. f) Determine a 95 percent confidence interval for the leukemia death rate in a state whose citizens smoke an average of 2,500 cigarettes. Act Go t The following data relates cigarette smoking and death rates leukemia in 14 states in the USA. The data are based in part on records concerning 1960 cigarette tax receipts. Cigarettes per Person Leukemia Deaths per Year per 100K People 2,618 7.06 2,860 6.62 2,010 7.27 2,791 7.00 2,212 7.69 2,184 7.42 2,344 6.41 2,692 6.89 2,206 8.28 2,914 7.23 3,034 4.90 4,240 6.67 1,400 6.71 2,257 7.02 a) Draw a scatter diagram relating cigarette use and death rates from leukemia. b) Estimate the linear regression coefficients a and . c) Test at the 0.05 level of significance the hypothesis that cigarette consumption does not affect the death rate from leukemia. That is, test that = 0. d) What is the p-value of the test in part c)? e) Find an (unbiased) estimate of o. f) Determine a 95 percent confidence interval for the leukemia death rate in a state whose citizens smoke an average of 2,500 cigarettes. Act Go t
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Related Book For
Intermediate Accounting
ISBN: 978-0077400163
6th edition
Authors: J. David Spiceland, James Sepe, Mark Nelson
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