# Analysis of Variance (ANOVA)

Produces the analysis of variance (ANOVA) of a given data set

ይህን ትእዛዝ ለ መፈጸም...

Choose Data - Statistics - Analysis of Variance (ANOVA)

ANOVA is the acronym for ANalysis Of VAriance. This tool produces the analysis of variance of a given data set

### ዳታ

ማስገቢያ መጠን: የ መጠን ማመሳከሪያ ለ ዳታ መተንተኛ

ውጤት ለ: ማመሳከሪያ ከ ላይ በ ክፍሉ በ ግራ በኩል የ መጠን ውጤቱ የሚታይበት

#### በ ቡድን

ይምረጡ የሚገባው ዳታ አምዶች ወይንም ረድፎች እቅድ እንዳለው

## 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.

#### ለምሳሌ

የሚቀጥለውን ዳታ ይጠቀማል እንደ ለምሳሌ

 A B C 47 67 33 36 68 42 40 65 44 39 64 60 38 43 47 84 62 29 80 51 27 49 40 57 49 12 56 33 60 57 26

The following table displays the results of the analysis of variance (ANOVA) of the sample data above.

 ANOVA - Single Factor Alpha 0.05 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 Total 7901.6774193548 30