Table 4.

Means and standard deviations for parent and child variables

Variables	Mean	SD	Range
Duration of child attention to object (seconds)	972.9	181.6	567–1,163
Number of parent maintain cues	33.7	9.5	18–53
Number of parent redirect cues	6.3	6.1	0–19
Number of parent introduce cues	10.2	6.7	1–24
Number of one behavior parent cues	8.8	6.1	1–20
Number of two behavior parent cues	10.8	8.0	2–34
Number of three or more behavior parent cues	30.6	8.7	12–54
Proportion of maintain parent cues	0.69	0.11	.53–.89
Proportion of redirect parent cues	0.11	0.09	0–.29
Proportion of introduce parent cues	0.20	0.11	.02–.37
Proportion of one parent behavior cues	0.17	0.11	0–.50
Proportion of two parent behavior cues	0.20	0.10	.05–.39
Proportion of three or more parent behavior cues	0.64	0.15	.39–.90