PST		Reasons given - Incorrect answers					Total incorrect answers	Reasons given - correct answers			Total correct answers	Number of PST who answered the question
PST		Graphical aspect	Quantitative	Size and quantity	No reason given	Other reason		Correct reason	Incorrect reason	No reason given	Total correct answers	Number of PST who answered the question
Question 1
PST-12ns	N	1	48	0	7		56	0	0	0	0	56
PST-12ns	%	1.79	85.71	0	12.5		100	0	0	0	0	100
PST-12s	N	0	2	0	0		2	27	1	1	29	31
PST-12s	%	0	6.46	0	0		6.46	87.08	3.23	3.23	93.54	100
PST-P	N	1	56	0	14		71	0	0	0	0	71
PST-P	%	1.4	78.8	0	19.8		100	0	0	0	0	100
Question 2
PST-12ns	N	1	45	0	8		54	0	2	0	2	56
PST-12ns	%	1.79	80.35	0	14.29		96.43	0	3.57	0	3.57	100
PST-12s	N	0	2	0	0		2	27	0	2	29	31
PST-12s	%	0	6.46	0	0		6.46	87.08	0	6.46	93.54	100
PST-P	N	2	52	7	10		71	0	0	0	0	71
PST-P	%	2.8	73.2	9.9	14.1		100	0	0	0	0	100
Question 3
PST-12ns	N	2	43	0	8		53	1	1	1	3	56
PST-12ns	%ֵ	3.57	76.77	0	14.29		94.63	1.79	1.79	1.79	5.37	100
PST-12s	N	0	1	0	0		1	27	1	2	30	31
PST-12s	%ֵ	0	3.23	0	0		3.23	87.08	3.23	6.46	96.77	100
PST-P	N	1	57	1	12		71	0	0	0	0	71
PST-P	%ֵ	1.4	80.3	1.4	16.9		100	0	0	0	0	100
Question 17
PST-12ns	N	11	17	5	13	2	48	2	0	5	7	55
PST-12ns	%ֵ	20	30.9	9.09	23.64	3.64	87.27	3.64	0	9.09	12.73	100
PST-12s	N	0	1	0	0	0	1	27	1	2	30	31
PST-12s	%ֵ	0	3.23	0	0	0	3.23	87.08	3.23	6.46	96.77	100
PST-P	N	10	36	4	17	0	67	0	1	3	4	71
PST-P	%ֵ	14.1	50.7	5.6	23.94	0	94.34	0	1.41	4.25	5.65	100