school - student's school (binary: 'GP' - Gabriel Pereira or 'MS' - Mousinho da Silveira)
sex - student's sex (binary: 'F' - female or 'M' - male)
age - student's age (numeric: from 15 to 22)
address - student's home address type (binary: 'U' - urban or 'R' - rural)
famsize - family size (binary: 'LE3' - less or equal to 3 or 'GT3' - greater than 3)
Pstatus - parent's cohabitation status (binary: 'T' - living together or 'A' - apart)
Medu - mother's education :
0 - none,
1 - primary education (4th grade)
2 – 5th to 9th grade, 3 – secondary
4 – higher education)
Fedu - father's education
0 - none,
1 - primary education (4th grade),
2 – 5th to 9th grade, 3 – secondary education
4 – higher education
Mjob - mother's job
'teacher',
'health' care related,
civil 'services' (e.g. administrative or police),
'at_home' or 'other')
Fjob - father's job
'teacher',
'health' care related,
civil 'services' (e.g. administrative or police),
'at_home' or 'other')
reason - reason to choose this school
close to 'home',
school 'reputation',
'course' preference or 'other'
guardian - student's guardian
'mother', 'father' or 'other'
traveltime - home to school travel time ( 1 - 1 hour)
studytime - weekly study time ( 1 - 10 hours)
failures- number of past class failures (numeric: n if 1<=n<3, else 4)
schoolsup - extra educational support ( yes or no)
famsup - family educational support ( yes or no)
paid - extra paid classes within the course subject (Math or Portuguese) (binary: yes or no)
activities - extra-curricular activities (yes or no)
nursery - attended nursery school ( yes or no)
higher - wants to take higher education ( yes or no)
internet - Internet access at home ( yes or no)
romantic - with a romantic relationship ( yes or no)
famrel - quality of family relationships ( from 1 - very bad to 5 - excellent)
freetime - free time after school ( from 1 - very low to 5 - very high)
goout - going out with friends ( from 1 - very low to 5 - very high)
Dalc - workday alcohol consumption ( from 1 - very low to 5 - very high)
Walc - weekend alcohol consumption ( from 1 - very low to 5 - very high)
health - current health status ( from 1 - very bad to 5 - very good)
absences - number of school absences ( from 0 to 93) #### These grades are related with the course subject, Math or Portuguese:

G1 - first period grade (numeric: from 0 to 20)

G2 - second period grade (numeric: from 0 to 20)
G3 - final grade (numeric: from 0 to 20, output target)