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license: cc0-1.0 |
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## Student Alcohol Consumption Dataset |
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A dataset on social, gender and study data from secondary school students. |
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Following was retrieved from [UCI machine learning repository](https://www.kaggle.com/datasets/uciml/student-alcohol-consumption). |
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**Context:** |
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The data were obtained in a survey of students math and portuguese language courses in secondary school. It contains a lot of interesting social, gender and study information about students. You can use it for some EDA or try to predict students final grade. |
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**Content:** |
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Attributes for both student-mat.csv (Math course) and student-por.csv (Portuguese language course) datasets: |
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- school - student's school (binary: 'GP' - Gabriel Pereira or 'MS' - Mousinho da Silveira) |
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- sex - student's sex (binary: 'F' - female or 'M' - male) |
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- age - student's age (numeric: from 15 to 22) |
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- address - student's home address type (binary: 'U' - urban or 'R' - rural) |
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- famsize - family size (binary: 'LE3' - less or equal to 3 or 'GT3' - greater than 3) |
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- Pstatus - parent's cohabitation status (binary: 'T' - living together or 'A' - apart) |
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- Medu - mother's education (numeric: 0 - none, 1 - primary education (4th grade), 2 – 5th to 9th grade, 3 – secondary education or 4 – higher education) |
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- Fedu - father's education (numeric: 0 - none, 1 - primary education (4th grade), 2 – 5th to 9th grade, 3 – secondary education or 4 – higher education) |
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- Mjob - mother's job (nominal: 'teacher', 'health' care related, civil 'services' (e.g. administrative or police), 'at_home' or 'other') |
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- Fjob - father's job (nominal: 'teacher', 'health' care related, civil 'services' (e.g. administrative or police), 'at_home' or 'other') |
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- reason - reason to choose this school (nominal: close to 'home', school 'reputation', 'course' preference or 'other') |
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- guardian - student's guardian (nominal: 'mother', 'father' or 'other') |
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- 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) |
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- studytime - weekly study time (numeric: 1 - <2 hours, 2 - 2 to 5 hours, 3 - 5 to 10 hours, or 4 - >10 hours) |
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- failures - number of past class failures (numeric: n if 1<=n<3, else 4) |
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- schoolsup - extra educational support (binary: yes or no) |
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- famsup - family educational support (binary: yes or no) |
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- paid - extra paid classes within the course subject (Math or Portuguese) (binary: yes or no) |
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- activities - extra-curricular activities (binary: yes or no) |
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- nursery - attended nursery school (binary: yes or no) |
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- higher - wants to take higher education (binary: yes or no) |
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- internet - Internet access at home (binary: yes or no) |
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- romantic - with a romantic relationship (binary: yes or no) |
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- famrel - quality of family relationships (numeric: from 1 - very bad to 5 - excellent) |
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- freetime - free time after school (numeric: from 1 - very low to 5 - very high) |
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- goout - going out with friends (numeric: from 1 - very low to 5 - very high) |
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- Dalc - workday alcohol consumption (numeric: from 1 - very low to 5 - very high) |
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- Walc - weekend alcohol consumption (numeric: from 1 - very low to 5 - very high) |
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- health - current health status (numeric: from 1 - very bad to 5 - very good) |
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- absences - number of school absences (numeric: from 0 to 93) |
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These grades are related with the course subject, Math or Portuguese: |
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- G1 - first period grade (numeric: from 0 to 20) |
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- G2 - second period grade (numeric: from 0 to 20) |
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- G3 - final grade (numeric: from 0 to 20, output target) |
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**Additional note:** there are several (382) students that belong to both datasets. |
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These students can be identified by searching for identical attributes that characterize each student, as shown in the annexed R file. |
