Is there a difference in wait times at each restaurant’s drive-through? Use 0.1 level of significance. b) Create a graph to compare the two data sets. Ensure that the graph shows visual evidence that support the results that you obtained in Part a)
Is there a difference in wait times at each restaurant’s drive-through? Use 0.1 level of significance. b) Create a graph to compare the two data sets. Ensure that the graph shows visual evidence that support the results that you obtained in Part a)
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 student wanted to determine whether the wait time in the drive through at McDonald’s differed from that at Jollibee’s. She used a random sample of 30 cars at McDonald’s and 27 cars at Jollibee and obtained these results (in seconds):
Wait Time at Mcdonalds
51.09 | 126.62 | 101.03 |
191.6 | 147.28 | 71.37 |
141.78 | 111.84 | 131.69 |
122.06 | 137.9 | 86.31 |
140.44 | 121.21 | 128.75 |
115.66 | 100.04 | 246.59 |
227.38 | 116.72 | 95.09 |
126.91 | 81.43 | 153.34 |
127.35 | 131.21 | 100.94 |
122.62 | 195.44 | 156.34 |
Wait Time at Jollibee
281.9 | 174.43 | 110.55 |
187.53 | 119.61 | 182.54 |
196.84 | 204.29 | 390.5 |
284.48 | 190.91 | 386.71 |
123.66 | 171.01 | 133.56 |
203.62 | 270.82 | 110.64 |
71.02 | 385.9 | 183.79 |
199.86 | 128.59 | 183.79 |
233.65 | 471.62 | |
363.34 | 155.53 |
a) Is there a difference in wait times at each restaurant’s drive-through? Use 0.1 level of significance.
b) Create a graph to compare the two data sets. Ensure that the graph shows visual evidence that support the results that you obtained in Part a)
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