Standardization of KNEC KCPE examinations involves calculating a candidates’ score in relative to other candidates. Standardization does not affect the position of the candidate.
The formula used for KNEC KCPE examination standardization in summary is as follows:
Standard Score= 50+Y-VZ multiply by 15
- Standard score is the final score after standardization.
- Y stands raw score obtained score by candidates for example 42 out of 50 questions
- V Standard means score for all candidates
- Z standard for standard deviation of the raw score
How does standardization of KCPE examinations work
Standard Score = 50 + 25 – 2010 x 15 = 58