The business manager of a local health clinic is interested in estimating the difference between the...
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The business manager of a local health clinic is interested in estimating the difference between the fees for extended office visits in her center and the fees of a newly opened group practice. She gathered the following information regarding the two offices. Health Clinic Sample size Sample mean Population Standard deviation 50 visits $21 $2.75 Group Practice 45 visits $19 $3.00 a. State the null and alternative hypotheses. (5 points) b. Compute the value of the test statistic. (5 points) c. What is the p-value? (5 points) d. What is your conclusion? Use a = 0.05. (5 points) c. Develop a 95% confidence interval estimate for the difference between the average fees of the two offices. (6 points) The business manager of a local health clinic is interested in estimating the difference between the fees for extended office visits in her center and the fees of a newly opened group practice. She gathered the following information regarding the two offices. Health Clinic Sample size Sample mean Population Standard deviation 50 visits $21 $2.75 Group Practice 45 visits $19 $3.00 a. State the null and alternative hypotheses. (5 points) b. Compute the value of the test statistic. (5 points) c. What is the p-value? (5 points) d. What is your conclusion? Use a = 0.05. (5 points) c. Develop a 95% confidence interval estimate for the difference between the average fees of the two offices. (6 points)
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Business Statistics A Decision Making Approach
ISBN: 9780133021844
9th Edition
Authors: David F. Groebner, Patrick W. Shannon, Phillip C. Fry
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