Variable	n	Time 1		Time 2		Grade difference		Correlation between Time 1 and Time 2
Variable	n	M	SD	M	SD	T	p	Correlation between Time 1 and Time 2
		5 graders		6 graders
Mastery Goal	368	3.01	0.76	2.91	0.80	3.20	0.00	0.67**
Task Value	379	3.47	0.59	3.38	0.65	2.58	0.01	0.43**
Mathematics Anxiety	379	2.19	0.78	2.24	0.78	−1.38	0.17	0.46**
Performance Goal	375	2.85	0.71	2.83	0.74	0.49	0.63	0.57**
		6 graders		7 graders
Mastery Goal	223	2.82	0.75	2.84	0.71	−0.53	0.60	0.59**
Task Value	229	3.27	0.69	3.22	0.70	1.07	0.29	0.50**
Mathematics Anxiety	229	2.39	0.73	2.47	0.71	−1.70	0.09	0.56**
Performance Goal	228	2.82	0.71	3.01	0.64	−4.33	0.00	0.53**
		7 graders		8 graders
Mastery Goal	375	2.64	0.77	2.67	0.76	−1.12	0.26	0.69**
Task Value	377	3.01	0.77	2.98	0.77	0.92	0.36	0.66**
Mathematics Anxiety	379	2.45	0.76	2.39	0.73	1.79	0.07	0.61**
Performance Goal	378	3.05	0.66	3.13	0.62	−2.57	0.01	0.58**
		8 graders		9 graders
Mastery Goal	306	2.45	0.76	2.54	0.75	−2.46	0.01	0.66**
Task Value	315	2.83	0.83	2.82	0.74	0.27	0.79	0.53**
Mathematics Anxiety	310	2.55	0.81	2.49	0.70	1.27	0.21	0.52**
Performance Goal	312	3.03	0.68	3.14	0.68	−3.03	0.00	0.60**
		Total		Total
Mastery Goal	1271	2.73	0.79	2.74	0.77	−0.29	0.78	0.67**
Task Value	1299	3.15	0.76	3.10	0.75	2.40	0.02	0.59**
Mathematics Anxiety	1296	2.39	0.78	2.38	0.74	0.03	0.98	0.54**
Performance Goal	1292	2.95	0.69	3.02	0.69	−4.33	0.00	0.58**