Table 2.
Estimated Variance Components and Proportion of Variance Accounted for in Generalizability Analysis of Parent Situation Inventory Forms X and Y
| Form X (n= 102)
|
Form Y (n= 98)
|
|||
|---|---|---|---|---|
| Source of variation | Estimated variance component | Proportion accounted for | Estimated variance component | Proportion accounted fora |
| Persons | .09691 | .77 | .10266 | .75 |
| Raters | .00214 | .02 | .00367 | .03 |
| Situations | .00229 | .02 | .00533 | .04 |
| Persons × Raters | .00149 | .01 | .00158 | .01 |
| Persons × Situations | .01818 | .14 | .02002 | .15 |
| Raters × Situations | .00002 | .00 | .00010 | .00 |
| Residual (Persons × Raters × Situations) | .00457 | .04 | .00438 | .03 |
Note. Analyses were based on 2 raters and 28 situations.
a
Proportion of variance accounted for is greater than 1.00 because of rounding.