. Author manuscript; available in PMC: 2012 Feb 1.

Published in final edited form as: Learn Individ Differ. 2011 Feb 1;21(1):96–108. doi: 10.1016/j.lindif.2010.10.006

Table 3.

Comparison of Mediating Variables and 14-year Achievement by Learner Typology

		Learner typology					F(4,74)
		Ach Focus	Typical	Challenged	Adaptive	IDD
		n = 18	n = 9	n = 25	n = 18	n = 9
Mediating Variables
Reading	M	111.00^a	103.56^a	87.52^b	72.17^c	70.89^c	27.41^*
Achievement	SD	17.34	9.34	12.02	11.66	8.45	η_p² =
	95%	104.86 –	94.88 –	82.31 –	66.03 –	62.21 –	.60
	CI	117.14	112.24	92.73	78.30	79.57

Math	M	104.61^a	100.33^ab	87.52^bc	71.33^d	73.56^cd	22.04^*
Achievement	SD	7.69	10.18	13.66	9.12	15.78	η_p² =
	95%	98.86 –	92.20 –	82.64 –	65.59 –	65.43 –	.54
	CI	110.36	108.46	92.40	77.08	81.68

Self-Regulation	M	87.99^b	90.17^ab	76.46^bc	65.34^c	66.25^c	7.32^*
	SD	16.49	15.07	17.45	19.33	8.92	η_p² =
	95%	80.61 –	79.73 –	70.20 –	57.96 –	55.81 –	.28
	CI	95.37	100.60	82.73	72.72	76.69

14-year Achievement
Reading	M	104.94^a	100.22^a	87.36^b	73.72^c	68.22^c	40.91^*
Achievement	SD	10.07	10.74	10.56	9.96	12.04	η_p² =
	95%	100.65 –	94.15 –	83.71 –	69.43 –	62.15 –	.69
	CI	109.24	106.30	91.01	78.02	74.30

Math	M	105.83^a	106.00^a	89.96^b	77.78^c	85.00^bc	25.16^*
Achievement	SD	9.27	13.88	11.36	11.09	12.01	η_p² =
	95%	101.30 –	99.58 –	86.11 –	73.24 –	78.58 –	.58
	CI	110.37	112.42	93.81	82.32	91.42

Note. CI = confidence interval. η_p² = partial eta squared. Means sharing a common superscript are not statistically different at α = .05 according to the Games Howell procedure.

p <.001.