Table 2.

Demographic characteristics of respondents

	Test 1				Test 2				Age (years and decimals) of respondents answered in both tests
	11		15		11		15		11		15
	n	%	n	%	n	%	N	%	Mean	SD	Mean	SD
Boys	41	46.6	31	60.8	20	45.5	31	60.8	11.79	0.30	15.81	0.34
Girls	47	53.4	20	39.2	24	54.5	20	39.2	11.63	0.37	15.78	0.30
Total	88	100	51	100	44	100	51	100	11.70	0.35	15.80	0.32