Answered: Flight 3 Flight 19 Flight 21 22 -5 3.…

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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Question

In Exercises 1-5, refer to the following list of departure delay times (min) of American Airline flights from JFK airport in New York to LAX airport in Los Angeles. Assume that the data are samples randomly selected from larger populations.

ANOVA The XLSTAT display below results from using the one-way analysis of variance test with the three samples.

a. What is the null hypothesis?

b. Assuming a 0.05 significance level, what conclusion is indicated by the displayed results?

XLSTAT

Flight 3
Flight 19
Flight 21
22
-5
3.
-8
8.
-11
-4
19
-5
-4
73
-1
-1
60
18
47
13
142
-11
-1
47

Sum of
Mean
Source DF
squares
Pr>F
2 4263.0833 2131.5417 1.9104 0.1729
squares
Q1

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