Is there a significant difference among the scores of the different groups? Group 1 Group 2 Group 3 Group 4 Group 5 Group 6 1 30 25 18 24 30 34 2 36 30 17 26 22 30 3 33 26 10 26 20 31 4 39 26 14 25 21 30 5 34 27 17 18 28 32 6 36 27 17 17 24 32 7 35 27 19 20 26 30 8 38 28 10 23 27 31 9 37 25 10 16 25 32 10 30 25 18 24 30 34 11 36 27 17 17 24 32
Is there a significant difference among the scores of the different groups? Group 1 Group 2 Group 3 Group 4 Group 5 Group 6 1 30 25 18 24 30 34 2 36 30 17 26 22 30 3 33 26 10 26 20 31 4 39 26 14 25 21 30 5 34 27 17 18 28 32 6 36 27 17 17 24 32 7 35 27 19 20 26 30 8 38 28 10 23 27 31 9 37 25 10 16 25 32 10 30 25 18 24 30 34 11 36 27 17 17 24 32
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
Is there a significant difference among the scores of the different groups?
| Group 1 | Group 2 | Group 3 | Group 4 | Group 5 | Group 6 | |
| 1 | 30 | 25 | 18 | 24 | 30 | 34 |
| 2 | 36 | 30 | 17 | 26 | 22 | 30 |
| 3 | 33 | 26 | 10 | 26 | 20 | 31 |
| 4 | 39 | 26 | 14 | 25 | 21 | 30 |
| 5 | 34 | 27 | 17 | 18 | 28 | 32 |
| 6 | 36 | 27 | 17 | 17 | 24 | 32 |
| 7 | 35 | 27 | 19 | 20 | 26 | 30 |
| 8 | 38 | 28 | 10 | 23 | 27 | 31 |
| 9 | 37 | 25 | 10 | 16 | 25 | 32 |
| 10 | 30 | 25 | 18 | 24 | 30 | 34 |
| 11 | 36 | 27 | 17 | 17 | 24 | 32 |
Transcribed Image Text:ANOVA - Analysis of Variance
Is there a significant difference among the scores of the different groups.
Group 1
Group 2
Group 3
Group 4
Group 5 Group 6
Anova: Single Factor
1
36
30
11
21
26
32
36
30
17
26
22
30
SUMMARY
3
33
26
10
26
20
31
Groups
Count
Sum
Average
Variance
4
39
26
14
25
21
30
Group 1
10
354
35.4 6.7111111
5
34
Group 2
Group 3
27
17
18
28
32
10
271
27.1 3.2111111
36
27
17
17
24
32
10
143
14.3 13.788889
7
Group 4
Group 5
Group 6
35
27
19
20
26
30
10
216
21.6 14.044444
8.
38
28
10
23
27
31
10
249
24.9
10.1
37
25
10
16
25
32
10
314
31.4
1.6
10
30
25
18
24
30
34
ANOVA
Source of Variation
df
MS
F
P-value
F crit
Between Groups
2759.0833
5 551.81667 66.946978 6.504E-22 2.3860699
Within Groups
445.1
54 8.2425926
Total
Significant
At least 2 of the groups differ sifnificantly in their scores.
3204.1833
59
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