Construct a 99% confidence interval of the mean drive-through service times at dinner for Restaurant X.
Construct a 99% confidence interval of the mean drive-through service times at dinner for Restaurant X.
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
Related questions
Question
Expert Solution
Step 1
From given we have :
n=50
Restaurat X |
81 |
123 |
120 |
145 |
265 |
184 |
126 |
149 |
161 |
109 |
217 |
152 |
330 |
307 |
178 |
145 |
92 |
233 |
237 |
185 |
152 |
202 |
165 |
123 |
60 |
204 |
175 |
115 |
138 |
178 |
190 |
196 |
227 |
191 |
350 |
306 |
208 |
201 |
178 |
187 |
108 |
148 |
175 |
155 |
176 |
157 |
163 |
120 |
140 |
312 |
TOTAL=8939 |
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