## The task of this exercise is to predict the performance of students in a math course.

### statistics

##### Description

The task of this exercise is to predict the performance of students in a math course. Based on these predictions, students in need of additional support are assigned to private lessons. The files student-mat-train.Rdata and student-mat-test.Rdata contain data about student achievements from Portuguese schools. They contain information about the math grade, socio-economic characteristics of the students, and school related features. Table 1 contains the description of the variables (see https://archive.ics.uci.edu/ml/ datasets/Student+Performance for a more detailed data description). Table 1: Description of the Variables Variable Description G3 final math grade (numeric: from 1 to 20) sex student’s sex (binary: 0 = male and 1 = female) age student’s age (numeric: from 15 to 22) address student’s home address type (binary: 0 = urban and 1 = rural) Pstatus parent’s cohabitation status (binary: 0 = living together and 1 = apart) Medu mother’s education (numeric: from 0 to 4)a Fedu father’s education (numeric: from 0 to 4)a famsize family size (binary: = 0 if 3 or less family members and = 1 if more than 3 family members) famrel quality of family relationships (numeric: from 0 - very bad to 4 - excellent) traveltime home to school travel time (numeric: = 0 if < 15 min, = 1 if 15 to 30 min, = 2 if 30 min to 1 hour and = 3 if > 1 hour) studytime weekly study time (numeric: = 0 if < 2 hours, = 1 if 2 to 5 hours, = 2 if 5 to 10 hours and = 3 if > 10 hours) failures number of past class failures (numeric: = n if 0  n < 3, else = 4) schoolsup extra educational school support (binary: = 0 if no and = 1 if yes) famsup family educational support (binary: = 0 if no and = 1 if yes) activities extra-curricular activities (binary: = 0 if no and = 1 if yes) paid extra paid classes (binary: = 0 if no and = 1 if yes) internet Internet access at home (binary: = 0 if no and = 1 if yes) nursery attended nursery school (binary: = 0 if no and = 1 if yes) higher wants to take higher education (binary: = 0 if no and = 1 if yes) romantic with a romantic relationship (binary: = 0 if no and = 1 if yes) freetime free time after school (numeric: from 0 - very low to 4 - very high) goout going out with friends (numeric: from 0 - very low to 4 - very high) Walc weekend alcohol consumption (numeric: from 0 - very low to 4 - very high) Dalc workday alcohol consumption (numeric: from 0 - very low to 4 - very high) health current health status (numeric: from 0 - very bad to 4 - very good) absences number of school absences (numeric: from 0 to 93) Note: a 0 = none, 1 = primary education (4th grade), 2 = 5th to 9th grade, 3 = secondary education or 4 = higher education

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