	1st year	2nd year		3rd year
	fall	spring	fall	spring	fall	improvement
the Quantitative score	comprehensive academic achievement
fall of first year	0.001	−0.051	−0.032	−0.044	−0.012	−0.068
spring of 2nd year	−0.014	−0.037	−0.029	−0.021	−0.010	−0.017
fall of 2nd year	0.001	−0.034	−0.002	−0.014	0.023	−0.022
spring of 3rd year	0.045	0.021	0.041	0.046	0.024	0.020
fall of 3rd year	−0.050	−0.062	−0.030	−0.038	0.029	−0.002
the Quantitative score	listening test
fall of first year	0.013	−0.050	−0.052	−0.072	−0.028
spring of 2nd year	−0.036	−0.073	−0.039	−0.005	−0.005
fall of 2nd year	−0.041	−0.081	−0.082	−0.091	0.071
spring of 3rd year	−0.023	−0.011	−0.053	−0.003	0.040
fall of 3rd year	−0.065	−0.156**	−0.107*	−0.091	0.007
the Quantitative score	grammar comprehension
fall of first year	−0.055	0.005	0.021	−0.003	−0.020
spring of 2nd year	−0.014	−0.001	0.017	−0.009	−0.025
fall of 2nd year	−0.011	−0.006	−0.029	−0.008	−0.025
spring of 3rd year	0.013	0.084	0.010	0.050	−0.021
fall of 3rd year	0.006	−0.061	−0.031	−0.032	0.006
the Quantitative score	conversational reading comprehension
fall of first year	0.019	−0.059	−0.091	−0.030	−0.015
spring of 2nd year	−0.029	−0.009	−0.066	−0.053	−0.034
fall of 2nd year	−0.020	−0.055	−0.053	−0.003	−0.046
spring of 3rd year	0.007	−0.010	0.001	0.057	−0.038
fall of 3rd year	−0.048	−0.082	−0.098	−0.054	−0.038
the Quantitative score	long reading comprehension
fall of first year	−0.053	−0.039	−0.014	−0.040	−0.012
spring of 2nd year	−0.036	0.000	−0.055	−0.027	−0.022
fall of 2nd year	−0.026	0.006	0.004	−0.021	−0.007
spring of 3rd year	−0.038	0.018	0.044	0.027	−0.026
fall of 3rd year	−0.090	−0.047	−0.022	−0.027	0.015