a. An ANOVA test can be done because 2 times (the smallest sample standard deviation) is larger than (the largest sample standard deviation. (4 decimal places for both) b. If the ANOVA test is done, the p-value comes out to be (3 decimal places)
a. An ANOVA test can be done because 2 times (the smallest sample standard deviation) is larger than (the largest sample standard deviation. (4 decimal places for both) b. If the ANOVA test is done, the p-value comes out to be (3 decimal places)
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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
Transcribed Image Text:GENERALLY, I DO NOT WANT YOU TO USE RESOURCES OTHER THAN YOUR CHEAT SHEETS.
FOR THIS PROBLEM, FEEL FREE TO REFER TO THE "EXAMPLE OF WORK" PAGE 6.3 IN THE
WEEK 6 MODULE ON CANVAS.
A student is doing a project to determine if three stock trading firms give their clients similar monthly
return rates. The table illustrates the monthly return rates for three companies over the past four
months.
Company A
3.0%
2.3%
2.1%
2.4%
3.1%
2.7%
2.5%
Company B
Company C
3.8%
2.9%
2.6%
2.4%
2.2%
a. An ANOVA test can be done because 2 times
(the smallest sample standard
deviation) is larger than
(the largest sample standard deviation. (4 decimal places
for both)
b. If the ANOVA test is done, the p-value comes out to be
(3 decimal places)
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