Table 8.

Mean change in percentile rank from Year 1 to Year 2 by grade and subject area (SEELS data)

	Math			Reading
	1st–10th	1st–25th	1st–50th	1st–10th	1st–25th	1st–50th
Grade	M (SD)	M (SD)	M (SD)	M (SD)	M (SD)	M (SD)
2	—	11.98 (21.63)	7.15 (22.29)	3.03 (9.15)	2.32 (12.52)	.08 (15.22)
3	9.93 (18.02)	9.42 (20.37)	6.24 (21.34)	4.87 (11.68)	3.62 (12.84)	3.16 (16.04)
4	6.27 (14.81)	6.38 (17.68)	4.63 (20.42)	4.52 (10.07)	5.45 (13.69)	4.18 (15.40)
5	5.96 (12.02)	4.52 (15.11)	3.93 (18.87)	4.47 (11.37)	4.54 (14.61)	3.80 (15.53)
6	4.95 (11.60)	5.51 (17.09)	4.86 (19.90)	5.38 (11.96)	5.22 (13.36)	1.90 (17.06)
7	8.33 (16.42)	8.94 (18.15)	7.61 (21.03)	5.49 (12.12)	5.88 (13.11)	2.95 (16.45)
8	—	8.88 (20.38)	6.16 (21.08)	7.76 (16.71)	6.07 (17.10)	4.24 (18.44)