Table 1.

Descriptive statistics and correlations for study variables.

	n	Observed Range	M	SD	1	2	3	4	5	6	7	8	9	10
Control Variables
1. Age	116	36.00–72.00	53.17	9.91	-
2. EVT2	106	48.00–147.00	106.23	16.61	0.05	-
3. Self Goals	113	2.20–7.00	5.19	1.08	0.17	0.19	-
4. Directive Goals	113	6.62–21.00	16.37	2.89	0.21 *	0.02	0.67 * **	-
Parent Variables
5. Social Goals	113	5.18–13.91	9.99	2.00	0.01	0.10	0.63 * **	0.55 * **	-
6. Cognitive Elaboration	116	1.00–5.00	3.33	0.72	0.18	0.04	−0.07	−0.04	−0.16	-
7. Non-leading Questions	116	6.00–179.00	31.86	24.56	−0.13	−0.05	−0.20 *	−0.17	−0.12	−0.05	-
8. Leading Questions	116	0.00–25.00	5.28	4.86	−0.23*	−0.13	−0.17	−0.15	−0.11	−0.12	0.44 * **	-
Child Accuracy
9. PCI	113	0.20–1.00	0.86	0.15	0.20 *	0.10	0.10	−0.11	−0.02	0.26 * *	−0.24 *	−0.26 * *	-
10. ICI	93	0.57–1.00	0.96	0.08	0.10	−0.18	0.02	−0.02	0.08	0.02	0.01	0.08	0.28 * *	-
11. IDQ	114	0.00–1.00	0.62	0.26	0.64 * **	0.33 * *	0.04	0.01	−0.17	0.11	0.00	−0.16	0.22 *	0.04

Note: EVT2 = Expressive Vocabulary Test, Second Edition; PCI = Parent-Child Interview; ICI = Interviewer-Child Interview; IDQ = Interviewer Direct Questions; Accuracy = proportion of accurate responses out of total responses.

^*p < .05,

^{* *}p < .01,

^{* **}p < .001.