This scratchpad provides you with key Analysis of Variance (ANOVA) measures. Enter 6 scores for each of 2 groups. If you don't enter a score the web-based calculator will automatically use the default of a zero score.

([g1s1]+[g1s2]+[g1s3]+[g1s4]+[g1s5]+[g1s6])/6

([g1s1]-[meangroup1])**2

([g1s2]-[meangroup1])**2

([g1s3]-[meangroup1])**2

([g1s4]-[meangroup1])**2

([g1s5]-[meangroup1])**2

([g1s6]-[meangroup1])**2

[dev2g1s1]+[dev2g1s2]+[dev2g1s3]+[dev2g1s4]+[dev2g1s5]+[dev2g1s6]

([g2s1]+[g2s2]+[g2s3]+[g2s4]+[g2s5]+[g2s6])/6

([g2s1]-[meangroup2])**2

([g2s2]-[meangroup2])**2

([g2s3]-[meangroup2])**2

([g2s4]-[meangroup2])**2

([g2s5]-[meangroup2])**2

([g2s6]-[meangroup2])**2

[dev2g2s1]+[dev2g2s2]+[dev2g2s3]+[dev2g2s4]+[dev2g2s5]+[dev2g2s6]

([meangroup1]+[meangroup2])/2

6*(([meangroup1]-[GrandMean])**2)+6*(([meangroup2]-[GrandMean])**2)

[SS]+[SS2]

[SSB]+[SSW]

0

In order to calculate measures of variation you first need to know the mean.

m: .00

[meangroup1]

SS: .00

[SS]

s^2: .00

[SS]/5

s: .00

sqrt([SS]/5)

m: .00

[meangroup2]

SS: .00

[SS2]

s^2: .00

[SS2]/5

s: .00

sqrt([SS2]/5)

Below you will find the key Analysis of Variance measures.

Grand Mean: .00

[GrandMean]

df: .00

12-2

SSW: .00

[SSW]

SSB: .00

[SSB]

SST: .00

[SST]

eta^2: .00

[SSB]/[SST]