Answered: A random sample of 16 pharmacy…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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A random sample of 16 pharmacy customers showed the waiting times below (in minutes).

16	11	21	19	19	16	20	3
18	15	22	24	23	20	17	20

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Find a 90 percent confidence interval for μ, assuming that the sample is from a normal population. (Round your standard deviation answer to 4 decimal places and t-value to 3 decimal places. Round your answers to 3 decimal places.)

The 90% confidence interval _______ to _________

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