	1^st year		2^nd year		3^rd year		improvement
	spring	fall	spring	fall	spring	fall	improvement
the Quantitative learning score	comprehensive academic achievement
fall of 1^st year	−0.041	0.025	−0.014	0.008	0.024	−0.067	−0.008
spring of 2^nd year	0.053	0.162**	0.129*	0.171**	0.167**	0.116*	−0.056
fall of 2^nd year	−0.048	0.03	0.022	0.027	0.027	0.004	−0.077
spring of 3^rd year	0.046	0.103	0.102	0.174**	0.196**	0.139**	−0.08
fall of 3^rd year	−0.073	0.002	−0.022	0.013	0.027	0.024	−0.125*
the Quantitative learning score	calculation problem
fall of 1^st year	−0.055	0.038	0.015		0.014	−0.054
spring of 2^nd year	0.035	0.175**	0.083		0.107*	0.123*
fall of 2^nd year	−0.097	0.007	−0.039		0.025	0.002
spring of 3^rd year	0.002	0.105	0.067		0.154**	0.113*
fall of 3^rd year	−0.055	0.02	−0.026		0.059	0.012
the Quantitative learning score	basic problem
fall of 1^st year	−0.089	−0.042	−0.065	0.029	0.03	−0.03
spring of 2^nd year	−0.013	0.132*	0.116*	0.17**	0.099	0.087
fall of 2^nd year	−0.042	0.006	−0.027	0.08	0.053	0.069
spring of 3^rd year	0.02	0.099	0.052	0.176**	0.145**	0.144**
fall of 3^rd year	−0.09	−0.026	−0.061	0.047	0	0.075