Table 4.

Possible subjects considered difficult by students

Subjects	Number of teachers who reported the subject	Order of difficulty indicator				Difficulty index*
		1	2	3	4
Mathematics	17	9	3	3	2	77.9
Physics	12	4	5	1	2	51.5
Castilian	11	2	6	1	2	44.1
Chemistry	10	0	3	5	2	30.9
Biology	4	2	0	2	0	17.6
Guaraní	1	0	0	0	1	1.5

Notes:

^*Values obtained on the scale of 1–4 were then re-proportioned in order to have a maximum score of 100. Modified from authors’ elaboration from university dataset.²³,²⁴