differences	The scores of home study habits		The scores of subject study habits
differences	regular exam scores in 3^rd-grade fall	residuals in 3^rd-grade fall	regular exam scores in 3^rd-grade fall	residuals in 3^rd-grade fall
1^st-grade spring and fall	−0.061	−0.084	0.252**	0.085
1^st-grade fall and 2^nd-grade spring	0.090	0.041	0.012	−0.016
2^st-grade spring and fall	0.018	0.043	0.075	0.198*
2^st-grade fall and 3^nd-grade spring	−0.009	0.096	−0.036	0.050
3^st-grade spring and fall	0.055	0.017	−0.024	−0.024
differences	The scores of home study habits		The scores of subject study habits
differences	mock exam scores in 3^rd-grade fall	residuals in 3^rd-grade fall	mock exam scores in 3^rd-grade fall	residuals in 3^rd-grade fall
1^st-grade spring and fall	0.060	0.060	0.288**	0.100
1^st-grade fall and 2^nd-grade spring	0.051	−0.071	−0.025	−0.100
2^st-grade spring and fall	−0.067	0.065	0.111	0.160*
2^st-grade fall and 3^nd-grade spring	0.019	−0.075	−0.076	−0.058
3^st-grade spring and fall	0.042	0.089	−0.026	0.070