Program for International Student Assessment (PISA): 2015 Results - State Results: Massachusetts

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State Results: Massachusetts - Trends in Student Performance

Science Percentiles Reading Percentiles Mathematics Percentiles

Science Percentiles

Table A7. Average scores and percentile scores on the PISA science literacy scale in Massachusetts public schools at selected percentiles: 2012 and 2015
Selected percentiles	2012		2015
Selected percentiles	Score	*s.e.*	Score	*s.e.*
90th percentile	654	9.4	650	7.7
75th percentile	594	7.9	597	7.0
Average	527	6.0	529	6.6
25th percentile	460	6.5	465	8.3
10th percentile	403	5.6	397	8.8

NOTE: This table shows the threshold (or cut) score for the following: (a) 10th percentile- the bottom 10 percent of students; (b) 25th percentile- the bottom 25 percent of students; (c) 75th percentile- the top 25 percent of students; (d) 90th percentile- the top 10 percent of students. Scores are reported on a scale from 0 to 1,000. Standard error is noted by s.e.
SOURCE: Organization for Economic Cooperation and Development (OECD), Program for International Student Assessment (PISA), 2012 and 2015.