Table 2.
Current 4-item reliability coefficients, Harter’s published 6-item coefficients, and Spearman-Brown corrected comparisons.
Domains | Year 12 4-items |
Harter 3rd–5th (ages 8–10) 6-items1 |
Harter 6th–8th (ages 11–13) 6-items1 |
Year 12 SB correction |
---|---|---|---|---|
Scholastic Competence | .63 | .80–.82 | .80–.85 | .72 |
Social Acceptance | .70 | .75 | .80 | .78 |
Athletic Competence | .53 | .80–81 | .84–.86 | .63 |
Physical Appearance | .69 | .76–.80 | .81–.82 | .77 |
Behavioral Conduct | .67 | .71.73 | .75–.77 | .76 |
Global Self-Worth | .68 | .78 | .80–.84 | .76 |
Based on four 1980s samples in the Harter SPPC Manual, before Social scale was revised.