Exploratory-Data-Analysis-using-R

#Data analysis using R on Student Alcohol Consumption includes Social, gender and study data from secondary school students

Exploratory-Data-Analysis-using-R

##Data analysis using R on Student Alcohol Consumption which includes Social, gender and study data from secondary school students.

##The data were obtained in a survey of students maths course in secondary school.It contains a lot of interesting social, gender and study information about students. I am using it for some EDA or try to predict students final grade.

##CONTENTS OF DATA SET–

####Attributes for student-mat.csv (Math course) :

####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 (numeric: 0 - none, 1 - primary education (4th grade), 2 – 5th to 9th grade, 3 – secondary education or 4 – higher education)

####Fedu - father’s education (numeric: 0 - none, 1 - primary education (4th grade), 2 – 5th to 9th grade, 3 – secondary education or 4 – higher education)

####Mjob - mother’s job (nominal: ‘teacher’, ‘health’ care related, civil ‘services’ (e.g. administrative or police), ‘at_home’ or ‘other’)

####Fjob - father’s job (nominal: ‘teacher’, ‘health’ care related, civil ‘services’ (e.g. administrative or police), ‘at_home’ or ‘other’)

####reason - reason to choose this school (nominal: close to ‘home’, school ‘reputation’, ‘course’ preference or ‘other’)

####guardian - student’s guardian (nominal: ‘mother’, ‘father’ or ‘other’)

####traveltime - home to school travel time (numeric: 1 - <15 min., 2 - 15 to 30 min., 3 - 30 min. to 1 hour, or 4 - >1 hour)

####studytime - weekly study time (numeric: 1 - <2 hours, 2 - 2 to 5 hours, 3 - 5 to 10 hours, or 4 - >10 hours)

####failures - number of past class failures (numeric: n if 1<=n, else 4)

####schoolsup - extra educational support (binary: yes or no)

####famsup - family educational support (binary: yes or no)

####paid - extra paid classes within the course subject (Math or Portuguese) (binary: yes or no)

####activities - extra-curricular activities (binary: yes or no)

####nursery - attended nursery school (binary: yes or no)

####higher - wants to take higher education (binary: yes or no)

####internet - Internet access at home (binary: yes or no)

####romantic - with a romantic relationship (binary: yes or no)

####famrel - quality of family relationships (numeric: from 1 - very bad to 5 - excellent)

####freetime - free time after school (numeric: from 1 - very low to 5 - very high)

####goout - going out with friends (numeric: from 1 - very low to 5 - very high)

####Dalc - workday alcohol consumption (numeric: from 1 - very low to 5 - very high)

####Walc - weekend alcohol consumption (numeric: from 1 - very low to 5 - very high)

####health - current health status (numeric: from 1 - very bad to 5 - very good)

####absences - number of school absences (numeric: from 0 to 93)

###These grades are related with the course subject Maths:

####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)

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