Answered: The following data were obtained from…

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

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The following data were obtained from an independent-measures research study comparing three treament conditions. Use an ANOVA with a= .05 to determine whethere there are any significant mean differences among the treatments.

Treatment

1 = 5, 1, 2, 3, 0, 1, 2, 2

2 = 2, 6, 2, 3, 5, 3, 0, 3

3 = 7, 3, 2, 4, 5, 2, 4, 5

Expert Solution

Step 1

Given:

1	2	3
5	2	7
1	6	3
2	2	2
3	3	4
0	5	5
1	3	2
2	0	4
2	3	5

Step 2

The hypotheses are:

$H_{0} : T h e r e a r e n o s i g n i f i c a n t m e a n d i f f e r e n c e s b e t w e e n t r e a t m e n t s H_{a} : T h e r e a r e s i g n i f i c a n t m e a n d i f f e r e n c e s b e t w e e n t r e a t m e n t s$

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