Exhibit 10-3
A statistics teacher wants to see if there is any difference in the abilities of students enrolled in statistics today and those enrolled five years ago. A sample of final examination scores from students enrolled today and from students enrolled five years ago was taken. You are given the following information. 
-Refer to Exhibit 10-3. The 95% confidence interval for the difference between the two population means is
Definitions:
Partner
An individual or entity who shares ownership in a business partnership, jointly sharing profits, losses, and management responsibilities.
Damages
Compensation claimed by or awarded to a party for a loss or injury caused by the actions of another.
Registered Dietician
A registered dietician is a healthcare professional specializing in dietetics; assessing, diagnosing, and treating dietary and nutritional problems at an individual and wider public-health level.
Accounting
The systematic process of recording, measuring, and communicating financial information.
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