Table 3. Pearson correlation matrix.

Variable	1.	2.	3.	4.	5.	6.	7.	8.	9.	10.	11.
1. Age
2. Sexa	.08
3. Years Education	.26**	.03
4. Addition	−,07	−.15	−.12
5. Subtraction/Mult.	.10	−.21*	.03	.57**
6. Division	.06	−.11	−.05	.35**	.67**
7. Correct/Incorrect	−.05	−.35**	−.04	.49**	.73**	.55**
8. Number Series	−.18	−.31**	−.10	.33**	.46**	.44**	.69**
9. Numeric Ability	−.03	−.29**	−.06	.68**	.88**	.77**	.89**	.73**
10. Strategy Useb	−.19	−.15	.05	.25**	.06	.11	.12	.31**	.21*
11. Recall at Time 1c	−.09	−.04	−.01	.13	.27**	.21*	.21*	.30**	.32**	.25*
12. Recall at Time 2c	−.08	.08	.02	.25*	.33**	.30*	.30*	.29**	.39**	.21*	.51**

^* p<.05, ** p<.001.

^aSex coded as: 1 =  male, 2 =  female.

^bStrategy use coded as: −1 =  no strategy used, 1 =  strategy used.

^cBased on a total of 12 correct prices.