Question
A physician with a practice is currently serving 290 patients.The physician would like to administer a survey to his patients to measure their satisfaction score
A physician with a practice is currently serving 290 patients.The physician would like to administer a survey to his patients to measure their satisfaction score of 8.3 on a scale of 1 - 10.
The sample standard deviation was 1.7.
a)Construct a 99% confidence interval to estimate the average satisfaction score for the physician's practice.
The answers are here:
LCL=7.37
UCL=9.23
Please show how you arrive at these exact answers.
I can get close to these answers, but I need them to be exact.Thank you.
If you use excel please include the formulas.
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College Algebra Graphs and Models
Authors: Marvin L. Bittinger, Judith A. Beecher, David J. Ellenbogen, Judith A. Penna
5th edition
321845404, 978-0321791009, 321791002, 978-0321783950, 321783956, 978-0321845405
