	1^st year		2^nd year		3^rd year		improvement
	spring	fall	spring	fall	spring	fall	improvement
change in the quantitative learning	comprehensive academic achievement
fall of 1^st year to spring of 2^nd year	0.093	0.14**	0.146**	0.166**	0.146**	0.186**	−0.048
spring of 2^nd year to fall of 2^nd year	−0.096	−0.133*	−0.107*	−0.144**	−0.14**	−0.111*	−0.016
fall of 2^nd year to spring of 3^rd year	0.093	0.09	0.095	0.172**	0.196**	0.153**	−0.022
spring of 3^rd year to fall of 3^rd year	−0.109*	−0.092	−0.112*	−0.146**	−0.154**	−0.104	−0.043
change in the quantitative learning	calculation problem
fall of 1^st year to spring of 2^nd year	0.091	0.14**	0.069		0.095	0.18**
spring of 2^nd year to fall of 2^nd year	−0.123*	−0.167**	−0.118*		−0.083	−0.119*
fall of 2^nd year to spring of 3^rd year	0.086	0.112*	0.109*		0.151**	0.124*
spring of 3^rd year to fall of 3^rd year	−0.051	−0.077	−0.085		−0.087	−0.092
change in the quantitative learning	basic problem
fall of 1^st year to spring of 2^nd year	0.077	0.177**	0.185**	0.143**	0.071	0.119*
spring of 2^nd year to fall of 2^nd year	−0.025	−0.125*	−0.14**	−0.094	−0.049	−0.023
fall of 2^nd year to spring of 3^rd year	0.059	0.107*	0.082	0.127*	0.116*	0.101
spring of 3^rd year to fall of 3^rd year	−0.1	−0.114*	−0.103	−0.117*	−0.132*	−0.062