LLECE: Distribution of 3rd Grade Mathematics Scores: 25th Percentile Score — every country, all years (World Bank)
The 25th percentile score is the score below which 25 percent of students scored. 1997 scores were calculated on a scale with a mean of 250 points and a standard deviation of 50 points. 2006 scores were calculated on a scale with a mean of 500 and a standard deviation of 100 points. 2006 scores are not comparable with 1997 scores. Data reflects country performance in the stated year according to LLECE reports. Consult the LLECE website for more detailed information: http://www.llece.org/ Every country, region and year the World Bank publishes for indicator LO.LLECE.MAT3.P25 (Education Statistics), delivered as a tidy table — country, ISO code, year and value — ready for analysis in Excel, R, Python or the Intigal AI workspace. Original compiler: Latin American Laboratory for Assessment of the Quality of Education (LLECE).
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- 10/17/2026, 1:32:35 PM
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Version 1: Listed from the publisher's open-data release.
Original source: api.worldbank.org · CC BY 4.0 — free to reuse with attribution to the World Bank