The Staff Selection Commission (SSC) evaluates typing tests and Data Entry Speed Tests across Tier-II examinations using the official Evaluation of Typing Test / DEST / Skill Test Guidelines.
1. Official Evaluation Annexure Breakdown
| Error Category | Nature of Error Committed by Candidate | Penalty Weightage |
|---|---|---|
| Full Mistake | Omission: Missing any word or number from master passage | 1.0 (100% Value) |
| Full Mistake | Substitution: Replacing a master word with an incorrect word | 1.0 (100% Value) |
| Full Mistake | Addition: Inserting unnecessary words/figures | 1.0 (100% Value) |
| Full Mistake | Spelling Mistake: Any typo in letters within a word | 1.0 (100% Value) |
| Half Mistake | Spacing Error: Combining two words without space or double spaces | 0.5 (50% Value) |
| Half Mistake | Punctuation Error: Omitting or wrongly placing periods, commas | 0.5 (50% Value) |
| Half Mistake | Capitalization Error: Typing lower-case for proper nouns or vice-versa | 0.5 (50% Value) |
2. Official Evaluation Formula
$$\text{Total Errors} = \text{Count of Full Mistakes} + \left(\frac{\text{Count of Half Mistakes}}{2}\right)$$
$$\text{Error Percentage (%)} = \left(\frac{\text{Total Errors} \times 100}{\text{Total Words Typed in Master Text}}\right)$$
🎯 Official Category Error Cutoffs:
- SSC CGL DEST (Tax Assistant / Executive Assistant): UR 5%, OBC/EWS 7%, SC/ST 7%.
- SSC CHSL (LDC / JSA): UR 7%, OBC/EWS/SC/ST/PwD 10%.
- SSC CHSL (DEO Grade A): UR 5%, Reserved Categories 7%.
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