Table 2: Fully Unconditional HLM Results.
Within-class variance ( σ 2 ) 116.98
Between-class variance ( τ 00 ) 103.87
Reliability of mean post test score ( λ ) 0.94
Intraclass correlation for between-class variability ( ρ ) 0.47
Intraclass correlation for between-class variability, adjusted for reliability ( ρ adj ) 0.49