Table 4.

Correlations between executive function abilities and performance on the learning (memory and transfer) tests for the two instructional groups.

Test/Phase	Interleaved-across-concepts		Blocked-by-concept
	Shifting	Inhibition	Shifting	Inhibition
Fill-in-the-blank test
Retention phase	0.408 a	−0.546 b	0.361 c	−0.256
True–false test
Instruction phase	0.052	0.215	−0.009	−0.221
Retention phase	−0.003	−0.062	0.054	−0.071
Transfer test
Retention phase	−0.009	−0.308 d	0.265	−0.150

^ap = 0.007.

^bp < 0.001.

^cp = 0.021.

^dp = 0.046.