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Mean percentage of errors (and SE) of 3rd and 5th grade children in reading and spelling experimental pseudowords.
| Reading | Spelling | |||
|---|---|---|---|---|
| R−S− | R+S+ | R−S− | R+S | |
| 3rd grade | 26.6 (3.6) | 15.8 (2.8) | 11 (2.3) | 4.9 (1.5) |
| 5th grade | 20 (3.1) | 6.9 (1.7) | 4.1 (1.4) | 0.4 (0.4) |
Note: R−S− = pseudowords made up of existing roots and suffixes; R+S+ = pseudowords with any existing roots and suffixes.
