Table 1.

Sociodemographic distribution of the study sample compared to population of secondary school Omani students.

	P1 Unweighted		P2 Unweighted		P1 Weighted		P2 Weighted		No. of students*
Sex	N	%	N	%	N	%	N	%	N	%
Male	832	49.5	238	47.0	794.6	47.2	239.5	47.2	52167	47.2
Female	850	50.5	269	53.1	887.4	52.8	267.5	52.8	58253	52.8
Class No
Grade 1	675	40.2	174	34.34	679.5	40.4	204.8	40.4	44610	40.4
Grade 2 -- Art	270	16.1	79	15.58	234.3	13.9	70.6	13.9	15382	13.9
Grade 2 -- Science	293	17.4	97	19.14	297.7	17.7	96.8	19.1	19544	17.7
Grade 3 -- Art	216	12.8	68	13.42	214.7	12.8	57.7	11.4	13061	11.8
Grade 3 -- Science	228	13.6	89	17.55	255.7	15.2	77.1	15.2	17823	16.1
Region
Muscat	277	16.5	75	14.8	324.6	19.3	97.8	19.3	21306	19.3
Dhofar	197	11.7	71	14.0	153.1	9.1	46.1	9.1	10049	9.1
Al-Dakhliyah	258	15.3	82	16.2	238.6	14.2	71.9	14.2	15666	14.2
N Sharqiyah	134	8.0	52	10.3	117.1	7.0	35.3	7.0	7688	7.0
S Sharqiyah	140	8.3	41	8.1	123.9	7.4	37.3	7.4	8132	7.4
N Batinah	366	21.8	110	21.7	367.4	21.8	110.8	21.8	24121	21.8
S Batinah	193	11.5	42	8.3	223.5	13.3	67.4	13.3	14676	13.3
Al-Dhahirah	117	7.0	34	6.7	133.8	8.0	40.3	8.0	8782	8.0
Totals	1682	100.0	507	100.0	1682	100.0	507	100.0	110420	100.0

* source Ministry of Education data 2002