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       Group Practice Sample size                                    50 visits                     45 visits Sample mean                               $21                            $19 Population Standard deviation    $2.75                         $3.00   a. State the null and alternative hypotheses. b. Compute the value of the test statistic. c. What is the p-value?

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.4: Distributions Of Data
Problem 19PFA
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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       Group Practice

Sample size                                    50 visits                     45 visits

Sample mean                               $21                            $19

Population Standard deviation    $2.75                         $3.00

 

a. State the null and alternative hypotheses.

b. Compute the value of the test statistic.

c. What is the p-value?

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