The amount of instruction provided by teachers versus the amount of instruction actually received by their students in special education

Figures & data

Figure 1. Analyses scheme given and received instruction per group.

Table 1. Descriptive statistics for teachers in % (n = 49) concerning instruction provided.

	Mean	SD	Minimum	Maximum
No instruction	12.8	10.2	0.0	45.8
Academic instruction (AIt)	71.6	15.3	19.2	93.3
Individual (IAIt)	20.8	17.8	0.0	75.8
Subgroup(SGAIt)	32.1	26.1	0.0	82.5
Group (GAIt)	18.7	21.7	0.0	68.3
Behavioural Instruction (BIt)	15.6	13.6	0.0	65.8
Individual (IBIt)	14.0	13.1	0.0	64.2
Subgroup (SGBIt)	0.9	1.4	0.0	6.7
Group (GBAIt)	0.6	1.5	0.0	6.7

Figure 2. Boxplot of the percentages of the focus of instruction (no, academic and behavioural instruction) provided by teachers to students individually or to subgroups/groups.

Figure 3. A/B Graphic representation of the spreading of academic (A) and behavioural (B) instruction by teachers over a period of 30 min (N = 49).

Table 2. Descriptive statistics in % for students (n = 245) concerning instruction received.

	Mean	SD	Minimum	Maximum
No instruction	12.8	10.1	0.0	45.8
Academic instruction (AIs)	46.8	23.0	0.0	85.8
Individual (IAIs)	2.5	4.8	0.0	39.2
Subgroup(SGAIs)	25.7	24.9	0.0	82.5
Group (GAIs)	18.7	21.6	0.0	68.3
Behavioural Instruction (BIs)	3.1	5.2	0.0	53.3
Individual (IBIs)	1.9	4.8	0.0	52.5
Subgroup (SGBIs)	0.6	1.1	0.0	6.7
Group (GBIs)	0.6	1.5	0.0	6.7
No instruction received (NI-r)	37.3	21.1	1.7	93.3

Figure 4. Boxplot of the percentages of the focus of instruction (no, academic and behavioural instruction) received by students individually, or as part of a subgroup/group.

Figure 5. Frequency distribution of the amount of individual received academic instruction (N = 245).