Table 4.6.

Effect Sizes from the STAR Experiment

	Folger, 1989	Nye, 1992/994	Finn, 2001	Hanushek, 1999
Read SMD [95% CI]
Kindergarten	0.21 [0.07, 0.35]	0.18 [0.06, 0.30]	0.21 [0.07, 0.35]	0.17 [0.05, 0.29]
1. Grade	0.34 [0.20, 0.48]	0.24 [0.12, 0.36]	0.30 [0.16, 0.44]	0.23 [0.11, 0.35]
2. Grade	0.26 [0.12, 0.40]	0.23 [0.11, 0.35]	0.26 [0.12, 0.40]	0.20 [0.08, 0.32]
3. Grade	0.24 [0.10, 0.38]	0.26 [0.14, 0.38]	0.22 [0.10, 0.34]	0.22 [0.10, 0.34]
Mathematics SMD [95% CI]
Kindergarten	0.17 [0.03, 0.31]	0.15 [0.03, 0.27]	0.19 [0.05, 0.33]	0.17 [0.03, 0.31]
1. Grade	0.33 [0.19, 0.47]	0.27 [0.15, 0.39]	0.31 [0.17, 0.45]	0.26 [0.14, 0.38]
2. Grade	0.23 [0.09, 0.37]	0.20 [0.08, 0.32]	0.25 [0.11, 0.39]	0.19 [0.07, 0.31]
3. Grade	0.21 [0.07, 0.35]	0.23 [0.11, 0.35]	0.15 [0.01, 0.29]	0.18 [0.06, 0.30]