Analysis of Variance (ANOVA)
Produces the analysis of variance (ANOVA) of a given data set
ANOVA is the acronym for ANalysis Of VAriance. This tool produces the analysis of variance of a given data set
For more information on ANOVA, refer to the corresponding Wikipedia article.
Type
Select if the analysis is for a single factor or for two factor ANOVA.
Parameters
Alpha: the level of significance of the test.
Rows per sample: Define how many rows a sample has.
The following table displays the results of the analysis of variance (ANOVA) of the sample data above.
|
ANOVA - Single Factor |
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|
Alpha |
0.05 |
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|
Groups |
Count |
Sum |
Mean |
Variance |
||
|
Column 1 |
11 |
461 |
41.9090909091 |
139.4909090909 |
||
|
Column 2 |
10 |
597 |
59.7 |
287.1222222222 |
||
|
Column 3 |
10 |
447 |
44.7 |
227.3444444444 |
||
|
Source of Variation |
SS |
df |
MS |
F |
P-value |
F-critical |
|
Between Groups |
1876.5683284457 |
2 |
938.2841642229 |
4.3604117704 |
0.0224614952 |
3.340385558 |
|
Within Groups |
6025.1090909091 |
28 |
215.1824675325 |
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|
Total |
7901.6774193548 |
30 |