Student life is messy and stressful, eventually it might lead to depression. However, we all know that cracking open a cold one with your lads always helps. In this analysis, I, for no particular reasons, would like to welcome you all to dive into Alcohol Consumption by students. Enjoy :)
Dataset¶
This dataset is provided and maintained by UCI. The data were obtained in a survey of students math secondary school.
In [105]:
# Data Manipulation
import pandas as pd
import numpy as np
import pandas_profiling
# Data Visualization
%matplotlib inline
import matplotlib as mpl
import matplotlib.pyplot as plt
import seaborn as sns
from pywaffle import Waffle
mpl.style.use(['ggplot']) # optional: for ggplot-like style
sns.set(rc={'figure.figsize':(11.7,8.27)})
In [140]:
# Hide Warning
import warnings
warnings.filterwarnings('ignore')
In [5]:
# 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)
df = pd.read_csv('student-mat.csv')
df.head()
Out[5]:
| school | sex | age | address | famsize | Pstatus | Medu | Fedu | Mjob | Fjob | ... | famrel | freetime | goout | Dalc | Walc | health | absences | G1 | G2 | G3 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 0 | GP | F | 18 | U | GT3 | A | 4 | 4 | at_home | teacher | ... | 4 | 3 | 4 | 1 | 1 | 3 | 6 | 5 | 6 | 6 |
| 1 | GP | F | 17 | U | GT3 | T | 1 | 1 | at_home | other | ... | 5 | 3 | 3 | 1 | 1 | 3 | 4 | 5 | 5 | 6 |
| 2 | GP | F | 15 | U | LE3 | T | 1 | 1 | at_home | other | ... | 4 | 3 | 2 | 2 | 3 | 3 | 10 | 7 | 8 | 10 |
| 3 | GP | F | 15 | U | GT3 | T | 4 | 2 | health | services | ... | 3 | 2 | 2 | 1 | 1 | 5 | 2 | 15 | 14 | 15 |
| 4 | GP | F | 16 | U | GT3 | T | 3 | 3 | other | other | ... | 4 | 3 | 2 | 1 | 2 | 5 | 4 | 6 | 10 | 10 |
5 rows × 33 columns
In [37]:
# Expand to see the whole profile
pandas_profiling.ProfileReport(df)
Out[37]:
Overview
Dataset info
| Number of variables | 33 |
|---|---|
| Number of observations | 395 |
| Total Missing (%) | 0.0% |
| Total size in memory | 101.9 KiB |
| Average record size in memory | 264.2 B |
Variables types
| Numeric | 15 |
|---|---|
| Categorical | 17 |
| Boolean | 0 |
| Date | 0 |
| Text (Unique) | 0 |
| Rejected | 1 |
| Unsupported | 0 |
Variables
Dalc
Numeric
| Distinct count | 5 |
|---|---|
| Unique (%) | 1.3% |
| Missing (%) | 0.0% |
| Missing (n) | 0 |
| Infinite (%) | 0.0% |
| Infinite (n) | 0 |
| Mean | 1.481 |
|---|---|
| Minimum | 1 |
| Maximum | 5 |
| Zeros (%) | 0.0% |
Quantile statistics
| Minimum | 1 |
|---|---|
| 5-th percentile | 1 |
| Q1 | 1 |
| Median | 1 |
| Q3 | 2 |
| 95-th percentile | 3 |
| Maximum | 5 |
| Range | 4 |
| Interquartile range | 1 |
Descriptive statistics
| Standard deviation | 0.89074 |
|---|---|
| Coef of variation | 0.60144 |
| Kurtosis | 4.7595 |
| Mean | 1.481 |
| MAD | 0.6722 |
| Skewness | 2.1908 |
| Sum | 585 |
| Variance | 0.79342 |
| Memory size | 3.2 KiB |
| Value | Count | Frequency (%) | |
| 1 | 276 | 69.9% | |
| 2 | 75 | 19.0% | |
| 3 | 26 | 6.6% | |
| 5 | 9 | 2.3% | |
| 4 | 9 | 2.3% |
Minimum 5 values
| Value | Count | Frequency (%) | |
| 1 | 276 | 69.9% | |
| 2 | 75 | 19.0% | |
| 3 | 26 | 6.6% | |
| 4 | 9 | 2.3% | |
| 5 | 9 | 2.3% |
Maximum 5 values
| Value | Count | Frequency (%) | |
| 1 | 276 | 69.9% | |
| 2 | 75 | 19.0% | |
| 3 | 26 | 6.6% | |
| 4 | 9 | 2.3% | |
| 5 | 9 | 2.3% |
Fedu
Numeric
| Distinct count | 5 |
|---|---|
| Unique (%) | 1.3% |
| Missing (%) | 0.0% |
| Missing (n) | 0 |
| Infinite (%) | 0.0% |
| Infinite (n) | 0 |
| Mean | 2.5215 |
|---|---|
| Minimum | 0 |
| Maximum | 4 |
| Zeros (%) | 0.5% |
Quantile statistics
| Minimum | 0 |
|---|---|
| 5-th percentile | 1 |
| Q1 | 2 |
| Median | 2 |
| Q3 | 3 |
| 95-th percentile | 4 |
| Maximum | 4 |
| Range | 4 |
| Interquartile range | 1 |
Descriptive statistics
| Standard deviation | 1.0882 |
|---|---|
| Coef of variation | 0.43157 |
| Kurtosis | -1.1985 |
| Mean | 2.5215 |
| MAD | 0.96092 |
| Skewness | -0.031672 |
| Sum | 996 |
| Variance | 1.1842 |
| Memory size | 3.2 KiB |
| Value | Count | Frequency (%) | |
| 2 | 115 | 29.1% | |
| 3 | 100 | 25.3% | |
| 4 | 96 | 24.3% | |
| 1 | 82 | 20.8% | |
| 0 | 2 | 0.5% |
Minimum 5 values
| Value | Count | Frequency (%) | |
| 0 | 2 | 0.5% | |
| 1 | 82 | 20.8% | |
| 2 | 115 | 29.1% | |
| 3 | 100 | 25.3% | |
| 4 | 96 | 24.3% |
Maximum 5 values
| Value | Count | Frequency (%) | |
| 0 | 2 | 0.5% | |
| 1 | 82 | 20.8% | |
| 2 | 115 | 29.1% | |
| 3 | 100 | 25.3% | |
| 4 | 96 | 24.3% |
Fjob
Categorical
| Distinct count | 5 |
|---|---|
| Unique (%) | 1.3% |
| Missing (%) | 0.0% |
| Missing (n) | 0 |
| other | |
|---|---|
| services | |
| teacher | 29 |
| Other values (2) | 38 |
| Value | Count | Frequency (%) | |
| other | 217 | 54.9% | |
| services | 111 | 28.1% | |
| teacher | 29 | 7.3% | |
| at_home | 20 | 5.1% | |
| health | 18 | 4.6% |
G1
Numeric
| Distinct count | 17 |
|---|---|
| Unique (%) | 4.3% |
| Missing (%) | 0.0% |
| Missing (n) | 0 |
| Infinite (%) | 0.0% |
| Infinite (n) | 0 |
| Mean | 10.909 |
|---|---|
| Minimum | 3 |
| Maximum | 19 |
| Zeros (%) | 0.0% |
Quantile statistics
| Minimum | 3 |
|---|---|
| 5-th percentile | 6 |
| Q1 | 8 |
| Median | 11 |
| Q3 | 13 |
| 95-th percentile | 16 |
| Maximum | 19 |
| Range | 16 |
| Interquartile range | 5 |
Descriptive statistics
| Standard deviation | 3.3192 |
|---|---|
| Coef of variation | 0.30427 |
| Kurtosis | -0.69383 |
| Mean | 10.909 |
| MAD | 2.7514 |
| Skewness | 0.24061 |
| Sum | 4309 |
| Variance | 11.017 |
| Memory size | 3.2 KiB |
| Value | Count | Frequency (%) | |
| 10 | 51 | 12.9% | |
| 8 | 41 | 10.4% | |
| 11 | 39 | 9.9% | |
| 7 | 37 | 9.4% | |
| 12 | 35 | 8.9% | |
| 13 | 33 | 8.4% | |
| 9 | 31 | 7.8% | |
| 14 | 30 | 7.6% | |
| 15 | 24 | 6.1% | |
| 6 | 24 | 6.1% | |
| Other values (7) | 50 | 12.7% |
Minimum 5 values
| Value | Count | Frequency (%) | |
| 3 | 1 | 0.3% | |
| 4 | 1 | 0.3% | |
| 5 | 7 | 1.8% | |
| 6 | 24 | 6.1% | |
| 7 | 37 | 9.4% |
Maximum 5 values
| Value | Count | Frequency (%) | |
| 15 | 24 | 6.1% | |
| 16 | 22 | 5.6% | |
| 17 | 8 | 2.0% | |
| 18 | 8 | 2.0% | |
| 19 | 3 | 0.8% |
G2
Numeric
| Distinct count | 17 |
|---|---|
| Unique (%) | 4.3% |
| Missing (%) | 0.0% |
| Missing (n) | 0 |
| Infinite (%) | 0.0% |
| Infinite (n) | 0 |
| Mean | 10.714 |
|---|---|
| Minimum | 0 |
| Maximum | 19 |
| Zeros (%) | 3.3% |
Quantile statistics
| Minimum | 0 |
|---|---|
| 5-th percentile | 5 |
| Q1 | 9 |
| Median | 11 |
| Q3 | 13 |
| 95-th percentile | 16.3 |
| Maximum | 19 |
| Range | 19 |
| Interquartile range | 4 |
Descriptive statistics
| Standard deviation | 3.7615 |
|---|---|
| Coef of variation | 0.35109 |
| Kurtosis | 0.62771 |
| Mean | 10.714 |
| MAD | 2.9421 |
| Skewness | -0.43165 |
| Sum | 4232 |
| Variance | 14.149 |
| Memory size | 3.2 KiB |
| Value | Count | Frequency (%) | |
| 9 | 50 | 12.7% | |
| 10 | 46 | 11.6% | |
| 12 | 41 | 10.4% | |
| 13 | 37 | 9.4% | |
| 11 | 35 | 8.9% | |
| 15 | 34 | 8.6% | |
| 8 | 32 | 8.1% | |
| 14 | 23 | 5.8% | |
| 7 | 21 | 5.3% | |
| 5 | 15 | 3.8% | |
| Other values (7) | 61 | 15.4% |
Minimum 5 values
| Value | Count | Frequency (%) | |
| 0 | 13 | 3.3% | |
| 4 | 1 | 0.3% | |
| 5 | 15 | 3.8% | |
| 6 | 14 | 3.5% | |
| 7 | 21 | 5.3% |
Maximum 5 values
| Value | Count | Frequency (%) | |
| 15 | 34 | 8.6% | |
| 16 | 13 | 3.3% | |
| 17 | 5 | 1.3% | |
| 18 | 12 | 3.0% | |
| 19 | 3 | 0.8% |
G3
Highly correlated
This variable is highly correlated with G2 and should be ignored for analysis
| Correlation | 0.90487 |
|---|
Medu
Numeric
| Distinct count | 5 |
|---|---|
| Unique (%) | 1.3% |
| Missing (%) | 0.0% |
| Missing (n) | 0 |
| Infinite (%) | 0.0% |
| Infinite (n) | 0 |
| Mean | 2.7494 |
|---|---|
| Minimum | 0 |
| Maximum | 4 |
| Zeros (%) | 0.8% |
Quantile statistics
| Minimum | 0 |
|---|---|
| 5-th percentile | 1 |
| Q1 | 2 |
| Median | 3 |
| Q3 | 4 |
| 95-th percentile | 4 |
| Maximum | 4 |
| Range | 4 |
| Interquartile range | 2 |
Descriptive statistics
| Standard deviation | 1.0947 |
|---|---|
| Coef of variation | 0.39818 |
| Kurtosis | -1.09 |
| Mean | 2.7494 |
| MAD | 0.95517 |
| Skewness | -0.31838 |
| Sum | 1086 |
| Variance | 1.1984 |
| Memory size | 3.2 KiB |
| Value | Count | Frequency (%) | |
| 4 | 131 | 33.2% | |
| 2 | 103 | 26.1% | |
| 3 | 99 | 25.1% | |
| 1 | 59 | 14.9% | |
| 0 | 3 | 0.8% |
Minimum 5 values
| Value | Count | Frequency (%) | |
| 0 | 3 | 0.8% | |
| 1 | 59 | 14.9% | |
| 2 | 103 | 26.1% | |
| 3 | 99 | 25.1% | |
| 4 | 131 | 33.2% |
Maximum 5 values
| Value | Count | Frequency (%) | |
| 0 | 3 | 0.8% | |
| 1 | 59 | 14.9% | |
| 2 | 103 | 26.1% | |
| 3 | 99 | 25.1% | |
| 4 | 131 | 33.2% |
Mjob
Categorical
| Distinct count | 5 |
|---|---|
| Unique (%) | 1.3% |
| Missing (%) | 0.0% |
| Missing (n) | 0 |
| other | |
|---|---|
| services | |
| at_home | |
| Other values (2) |
| Value | Count | Frequency (%) | |
| other | 141 | 35.7% | |
| services | 103 | 26.1% | |
| at_home | 59 | 14.9% | |
| teacher | 58 | 14.7% | |
| health | 34 | 8.6% |
Pstatus
Categorical
| Distinct count | 2 |
|---|---|
| Unique (%) | 0.5% |
| Missing (%) | 0.0% |
| Missing (n) | 0 |
| T | |
|---|---|
| A | 41 |
| Value | Count | Frequency (%) | |
| T | 354 | 89.6% | |
| A | 41 | 10.4% |
Walc
Numeric
| Distinct count | 5 |
|---|---|
| Unique (%) | 1.3% |
| Missing (%) | 0.0% |
| Missing (n) | 0 |
| Infinite (%) | 0.0% |
| Infinite (n) | 0 |
| Mean | 2.2911 |
|---|---|
| Minimum | 1 |
| Maximum | 5 |
| Zeros (%) | 0.0% |
Quantile statistics
| Minimum | 1 |
|---|---|
| 5-th percentile | 1 |
| Q1 | 1 |
| Median | 2 |
| Q3 | 3 |
| 95-th percentile | 5 |
| Maximum | 5 |
| Range | 4 |
| Interquartile range | 2 |
Descriptive statistics
| Standard deviation | 1.2879 |
|---|---|
| Coef of variation | 0.56212 |
| Kurtosis | -0.79085 |
| Mean | 2.2911 |
| MAD | 1.1124 |
| Skewness | 0.61196 |
| Sum | 905 |
| Variance | 1.6587 |
| Memory size | 3.2 KiB |
| Value | Count | Frequency (%) | |
| 1 | 151 | 38.2% | |
| 2 | 85 | 21.5% | |
| 3 | 80 | 20.3% | |
| 4 | 51 | 12.9% | |
| 5 | 28 | 7.1% |
Minimum 5 values
| Value | Count | Frequency (%) | |
| 1 | 151 | 38.2% | |
| 2 | 85 | 21.5% | |
| 3 | 80 | 20.3% | |
| 4 | 51 | 12.9% | |
| 5 | 28 | 7.1% |
Maximum 5 values
| Value | Count | Frequency (%) | |
| 1 | 151 | 38.2% | |
| 2 | 85 | 21.5% | |
| 3 | 80 | 20.3% | |
| 4 | 51 | 12.9% | |
| 5 | 28 | 7.1% |
absences
Numeric
| Distinct count | 34 |
|---|---|
| Unique (%) | 8.6% |
| Missing (%) | 0.0% |
| Missing (n) | 0 |
| Infinite (%) | 0.0% |
| Infinite (n) | 0 |
| Mean | 5.7089 |
|---|---|
| Minimum | 0 |
| Maximum | 75 |
| Zeros (%) | 29.1% |
Quantile statistics
| Minimum | 0 |
|---|---|
| 5-th percentile | 0 |
| Q1 | 0 |
| Median | 4 |
| Q3 | 8 |
| 95-th percentile | 18.3 |
| Maximum | 75 |
| Range | 75 |
| Interquartile range | 8 |
Descriptive statistics
| Standard deviation | 8.0031 |
|---|---|
| Coef of variation | 1.4019 |
| Kurtosis | 21.719 |
| Mean | 5.7089 |
| MAD | 5.2026 |
| Skewness | 3.6716 |
| Sum | 2255 |
| Variance | 64.05 |
| Memory size | 3.2 KiB |
| Value | Count | Frequency (%) | |
| 0 | 115 | 29.1% | |
| 2 | 65 | 16.5% | |
| 4 | 53 | 13.4% | |
| 6 | 31 | 7.8% | |
| 8 | 22 | 5.6% | |
| 10 | 17 | 4.3% | |
| 14 | 12 | 3.0% | |
| 12 | 12 | 3.0% | |
| 3 | 8 | 2.0% | |
| 7 | 7 | 1.8% | |
| Other values (24) | 53 | 13.4% |
Minimum 5 values
| Value | Count | Frequency (%) | |
| 0 | 115 | 29.1% | |
| 1 | 3 | 0.8% | |
| 2 | 65 | 16.5% | |
| 3 | 8 | 2.0% | |
| 4 | 53 | 13.4% |
Maximum 5 values
| Value | Count | Frequency (%) | |
| 38 | 1 | 0.3% | |
| 40 | 1 | 0.3% | |
| 54 | 1 | 0.3% | |
| 56 | 1 | 0.3% | |
| 75 | 1 | 0.3% |
activities
Categorical
| Distinct count | 2 |
|---|---|
| Unique (%) | 0.5% |
| Missing (%) | 0.0% |
| Missing (n) | 0 |
| yes | |
|---|---|
| no |
| Value | Count | Frequency (%) | |
| yes | 201 | 50.9% | |
| no | 194 | 49.1% |
address
Categorical
| Distinct count | 2 |
|---|---|
| Unique (%) | 0.5% |
| Missing (%) | 0.0% |
| Missing (n) | 0 |
| U | |
|---|---|
| R |
| Value | Count | Frequency (%) | |
| U | 307 | 77.7% | |
| R | 88 | 22.3% |
age
Numeric
| Distinct count | 8 |
|---|---|
| Unique (%) | 2.0% |
| Missing (%) | 0.0% |
| Missing (n) | 0 |
| Infinite (%) | 0.0% |
| Infinite (n) | 0 |
| Mean | 16.696 |
|---|---|
| Minimum | 15 |
| Maximum | 22 |
| Zeros (%) | 0.0% |
Quantile statistics
| Minimum | 15 |
|---|---|
| 5-th percentile | 15 |
| Q1 | 16 |
| Median | 17 |
| Q3 | 18 |
| 95-th percentile | 19 |
| Maximum | 22 |
| Range | 7 |
| Interquartile range | 2 |
Descriptive statistics
| Standard deviation | 1.276 |
|---|---|
| Coef of variation | 0.076427 |
| Kurtosis | -0.0012218 |
| Mean | 16.696 |
| MAD | 1.0709 |
| Skewness | 0.46627 |
| Sum | 6595 |
| Variance | 1.6283 |
| Memory size | 3.2 KiB |
| Value | Count | Frequency (%) | |
| 16 | 104 | 26.3% | |
| 17 | 98 | 24.8% | |
| 18 | 82 | 20.8% | |
| 15 | 82 | 20.8% | |
| 19 | 24 | 6.1% | |
| 20 | 3 | 0.8% | |
| 22 | 1 | 0.3% | |
| 21 | 1 | 0.3% |
Minimum 5 values
| Value | Count | Frequency (%) | |
| 15 | 82 | 20.8% | |
| 16 | 104 | 26.3% | |
| 17 | 98 | 24.8% | |
| 18 | 82 | 20.8% | |
| 19 | 24 | 6.1% |
Maximum 5 values
| Value | Count | Frequency (%) | |
| 18 | 82 | 20.8% | |
| 19 | 24 | 6.1% | |
| 20 | 3 | 0.8% | |
| 21 | 1 | 0.3% | |
| 22 | 1 | 0.3% |
failures
Numeric
| Distinct count | 4 |
|---|---|
| Unique (%) | 1.0% |
| Missing (%) | 0.0% |
| Missing (n) | 0 |
| Infinite (%) | 0.0% |
| Infinite (n) | 0 |
| Mean | 0.33418 |
|---|---|
| Minimum | 0 |
| Maximum | 3 |
| Zeros (%) | 79.0% |
Quantile statistics
| Minimum | 0 |
|---|---|
| 5-th percentile | 0 |
| Q1 | 0 |
| Median | 0 |
| Q3 | 0 |
| 95-th percentile | 2 |
| Maximum | 3 |
| Range | 3 |
| Interquartile range | 0 |
Descriptive statistics
| Standard deviation | 0.74365 |
|---|---|
| Coef of variation | 2.2253 |
| Kurtosis | 5.0047 |
| Mean | 0.33418 |
| MAD | 0.52792 |
| Skewness | 2.387 |
| Sum | 132 |
| Variance | 0.55302 |
| Memory size | 3.2 KiB |
| Value | Count | Frequency (%) | |
| 0 | 312 | 79.0% | |
| 1 | 50 | 12.7% | |
| 2 | 17 | 4.3% | |
| 3 | 16 | 4.1% |
Minimum 5 values
| Value | Count | Frequency (%) | |
| 0 | 312 | 79.0% | |
| 1 | 50 | 12.7% | |
| 2 | 17 | 4.3% | |
| 3 | 16 | 4.1% |
Maximum 5 values
| Value | Count | Frequency (%) | |
| 0 | 312 | 79.0% | |
| 1 | 50 | 12.7% | |
| 2 | 17 | 4.3% | |
| 3 | 16 | 4.1% |
famrel
Numeric
| Distinct count | 5 |
|---|---|
| Unique (%) | 1.3% |
| Missing (%) | 0.0% |
| Missing (n) | 0 |
| Infinite (%) | 0.0% |
| Infinite (n) | 0 |
| Mean | 3.9443 |
|---|---|
| Minimum | 1 |
| Maximum | 5 |
| Zeros (%) | 0.0% |
Quantile statistics
| Minimum | 1 |
|---|---|
| 5-th percentile | 2 |
| Q1 | 4 |
| Median | 4 |
| Q3 | 5 |
| 95-th percentile | 5 |
| Maximum | 5 |
| Range | 4 |
| Interquartile range | 1 |
Descriptive statistics
| Standard deviation | 0.89666 |
|---|---|
| Coef of variation | 0.22733 |
| Kurtosis | 1.1398 |
| Mean | 3.9443 |
| MAD | 0.62159 |
| Skewness | -0.95188 |
| Sum | 1558 |
| Variance | 0.804 |
| Memory size | 3.2 KiB |
| Value | Count | Frequency (%) | |
| 4 | 195 | 49.4% | |
| 5 | 106 | 26.8% | |
| 3 | 68 | 17.2% | |
| 2 | 18 | 4.6% | |
| 1 | 8 | 2.0% |
Minimum 5 values
| Value | Count | Frequency (%) | |
| 1 | 8 | 2.0% | |
| 2 | 18 | 4.6% | |
| 3 | 68 | 17.2% | |
| 4 | 195 | 49.4% | |
| 5 | 106 | 26.8% |
Maximum 5 values
| Value | Count | Frequency (%) | |
| 1 | 8 | 2.0% | |
| 2 | 18 | 4.6% | |
| 3 | 68 | 17.2% | |
| 4 | 195 | 49.4% | |
| 5 | 106 | 26.8% |
famsize
Categorical
| Distinct count | 2 |
|---|---|
| Unique (%) | 0.5% |
| Missing (%) | 0.0% |
| Missing (n) | 0 |
| GT3 | |
|---|---|
| LE3 |
| Value | Count | Frequency (%) | |
| GT3 | 281 | 71.1% | |
| LE3 | 114 | 28.9% |
famsup
Categorical
| Distinct count | 2 |
|---|---|
| Unique (%) | 0.5% |
| Missing (%) | 0.0% |
| Missing (n) | 0 |
| yes | |
|---|---|
| no |
| Value | Count | Frequency (%) | |
| yes | 242 | 61.3% | |
| no | 153 | 38.7% |
freetime
Numeric
| Distinct count | 5 |
|---|---|
| Unique (%) | 1.3% |
| Missing (%) | 0.0% |
| Missing (n) | 0 |
| Infinite (%) | 0.0% |
| Infinite (n) | 0 |
| Mean | 3.2354 |
|---|---|
| Minimum | 1 |
| Maximum | 5 |
| Zeros (%) | 0.0% |
Quantile statistics
| Minimum | 1 |
|---|---|
| 5-th percentile | 2 |
| Q1 | 3 |
| Median | 3 |
| Q3 | 4 |
| 95-th percentile | 5 |
| Maximum | 5 |
| Range | 4 |
| Interquartile range | 1 |
Descriptive statistics
| Standard deviation | 0.99886 |
|---|---|
| Coef of variation | 0.30872 |
| Kurtosis | -0.30181 |
| Mean | 3.2354 |
| MAD | 0.80256 |
| Skewness | -0.16335 |
| Sum | 1278 |
| Variance | 0.99773 |
| Memory size | 3.2 KiB |
| Value | Count | Frequency (%) | |
| 3 | 157 | 39.7% | |
| 4 | 115 | 29.1% | |
| 2 | 64 | 16.2% | |
| 5 | 40 | 10.1% | |
| 1 | 19 | 4.8% |
Minimum 5 values
| Value | Count | Frequency (%) | |
| 1 | 19 | 4.8% | |
| 2 | 64 | 16.2% | |
| 3 | 157 | 39.7% | |
| 4 | 115 | 29.1% | |
| 5 | 40 | 10.1% |
Maximum 5 values
| Value | Count | Frequency (%) | |
| 1 | 19 | 4.8% | |
| 2 | 64 | 16.2% | |
| 3 | 157 | 39.7% | |
| 4 | 115 | 29.1% | |
| 5 | 40 | 10.1% |
goout
Numeric
| Distinct count | 5 |
|---|---|
| Unique (%) | 1.3% |
| Missing (%) | 0.0% |
| Missing (n) | 0 |
| Infinite (%) | 0.0% |
| Infinite (n) | 0 |
| Mean | 3.1089 |
|---|---|
| Minimum | 1 |
| Maximum | 5 |
| Zeros (%) | 0.0% |
Quantile statistics
| Minimum | 1 |
|---|---|
| 5-th percentile | 1 |
| Q1 | 2 |
| Median | 3 |
| Q3 | 4 |
| 95-th percentile | 5 |
| Maximum | 5 |
| Range | 4 |
| Interquartile range | 2 |
Descriptive statistics
| Standard deviation | 1.1133 |
|---|---|
| Coef of variation | 0.3581 |
| Kurtosis | -0.77025 |
| Mean | 3.1089 |
| MAD | 0.89554 |
| Skewness | 0.1165 |
| Sum | 1228 |
| Variance | 1.2394 |
| Memory size | 3.2 KiB |
| Value | Count | Frequency (%) | |
| 3 | 130 | 32.9% | |
| 2 | 103 | 26.1% | |
| 4 | 86 | 21.8% | |
| 5 | 53 | 13.4% | |
| 1 | 23 | 5.8% |
Minimum 5 values
| Value | Count | Frequency (%) | |
| 1 | 23 | 5.8% | |
| 2 | 103 | 26.1% | |
| 3 | 130 | 32.9% | |
| 4 | 86 | 21.8% | |
| 5 | 53 | 13.4% |
Maximum 5 values
| Value | Count | Frequency (%) | |
| 1 | 23 | 5.8% | |
| 2 | 103 | 26.1% | |
| 3 | 130 | 32.9% | |
| 4 | 86 | 21.8% | |
| 5 | 53 | 13.4% |
guardian
Categorical
| Distinct count | 3 |
|---|---|
| Unique (%) | 0.8% |
| Missing (%) | 0.0% |
| Missing (n) | 0 |
| mother | |
|---|---|
| father | |
| other | 32 |
| Value | Count | Frequency (%) | |
| mother | 273 | 69.1% | |
| father | 90 | 22.8% | |
| other | 32 | 8.1% |
health
Numeric
| Distinct count | 5 |
|---|---|
| Unique (%) | 1.3% |
| Missing (%) | 0.0% |
| Missing (n) | 0 |
| Infinite (%) | 0.0% |
| Infinite (n) | 0 |
| Mean | 3.5544 |
|---|---|
| Minimum | 1 |
| Maximum | 5 |
| Zeros (%) | 0.0% |
Quantile statistics
| Minimum | 1 |
|---|---|
| 5-th percentile | 1 |
| Q1 | 3 |
| Median | 4 |
| Q3 | 5 |
| 95-th percentile | 5 |
| Maximum | 5 |
| Range | 4 |
| Interquartile range | 2 |
Descriptive statistics
| Standard deviation | 1.3903 |
|---|---|
| Coef of variation | 0.39115 |
| Kurtosis | -1.0141 |
| Mean | 3.5544 |
| MAD | 1.2175 |
| Skewness | -0.4946 |
| Sum | 1404 |
| Variance | 1.9329 |
| Memory size | 3.2 KiB |
| Value | Count | Frequency (%) | |
| 5 | 146 | 37.0% | |
| 3 | 91 | 23.0% | |
| 4 | 66 | 16.7% | |
| 1 | 47 | 11.9% | |
| 2 | 45 | 11.4% |
Minimum 5 values
| Value | Count | Frequency (%) | |
| 1 | 47 | 11.9% | |
| 2 | 45 | 11.4% | |
| 3 | 91 | 23.0% | |
| 4 | 66 | 16.7% | |
| 5 | 146 | 37.0% |
Maximum 5 values
| Value | Count | Frequency (%) | |
| 1 | 47 | 11.9% | |
| 2 | 45 | 11.4% | |
| 3 | 91 | 23.0% | |
| 4 | 66 | 16.7% | |
| 5 | 146 | 37.0% |
higher
Categorical
| Distinct count | 2 |
|---|---|
| Unique (%) | 0.5% |
| Missing (%) | 0.0% |
| Missing (n) | 0 |
| yes | |
|---|---|
| no | 20 |
| Value | Count | Frequency (%) | |
| yes | 375 | 94.9% | |
| no | 20 | 5.1% |
internet
Categorical
| Distinct count | 2 |
|---|---|
| Unique (%) | 0.5% |
| Missing (%) | 0.0% |
| Missing (n) | 0 |
| yes | |
|---|---|
| no | 66 |
| Value | Count | Frequency (%) | |
| yes | 329 | 83.3% | |
| no | 66 | 16.7% |
nursery
Categorical
| Distinct count | 2 |
|---|---|
| Unique (%) | 0.5% |
| Missing (%) | 0.0% |
| Missing (n) | 0 |
| yes | |
|---|---|
| no |
| Value | Count | Frequency (%) | |
| yes | 314 | 79.5% | |
| no | 81 | 20.5% |
paid
Categorical
| Distinct count | 2 |
|---|---|
| Unique (%) | 0.5% |
| Missing (%) | 0.0% |
| Missing (n) | 0 |
| no | |
|---|---|
| yes |
| Value | Count | Frequency (%) | |
| no | 214 | 54.2% | |
| yes | 181 | 45.8% |
reason
Categorical
| Distinct count | 4 |
|---|---|
| Unique (%) | 1.0% |
| Missing (%) | 0.0% |
| Missing (n) | 0 |
| course | |
|---|---|
| home | |
| reputation |
| Value | Count | Frequency (%) | |
| course | 145 | 36.7% | |
| home | 109 | 27.6% | |
| reputation | 105 | 26.6% | |
| other | 36 | 9.1% |
romantic
Categorical
| Distinct count | 2 |
|---|---|
| Unique (%) | 0.5% |
| Missing (%) | 0.0% |
| Missing (n) | 0 |
| no | |
|---|---|
| yes |
| Value | Count | Frequency (%) | |
| no | 263 | 66.6% | |
| yes | 132 | 33.4% |
school
Categorical
| Distinct count | 2 |
|---|---|
| Unique (%) | 0.5% |
| Missing (%) | 0.0% |
| Missing (n) | 0 |
| GP | |
|---|---|
| MS | 46 |
| Value | Count | Frequency (%) | |
| GP | 349 | 88.4% | |
| MS | 46 | 11.6% |
schoolsup
Categorical
| Distinct count | 2 |
|---|---|
| Unique (%) | 0.5% |
| Missing (%) | 0.0% |
| Missing (n) | 0 |
| no | |
|---|---|
| yes | 51 |
| Value | Count | Frequency (%) | |
| no | 344 | 87.1% | |
| yes | 51 | 12.9% |
sex
Categorical
| Distinct count | 2 |
|---|---|
| Unique (%) | 0.5% |
| Missing (%) | 0.0% |
| Missing (n) | 0 |
| F | |
|---|---|
| M |
| Value | Count | Frequency (%) | |
| F | 208 | 52.7% | |
| M | 187 | 47.3% |
studytime
Numeric
| Distinct count | 4 |
|---|---|
| Unique (%) | 1.0% |
| Missing (%) | 0.0% |
| Missing (n) | 0 |
| Infinite (%) | 0.0% |
| Infinite (n) | 0 |
| Mean | 2.0354 |
|---|---|
| Minimum | 1 |
| Maximum | 4 |
| Zeros (%) | 0.0% |
Quantile statistics
| Minimum | 1 |
|---|---|
| 5-th percentile | 1 |
| Q1 | 1 |
| Median | 2 |
| Q3 | 2 |
| 95-th percentile | 4 |
| Maximum | 4 |
| Range | 3 |
| Interquartile range | 1 |
Descriptive statistics
| Standard deviation | 0.83924 |
|---|---|
| Coef of variation | 0.41231 |
| Kurtosis | -0.014432 |
| Mean | 2.0354 |
| MAD | 0.58602 |
| Skewness | 0.63214 |
| Sum | 804 |
| Variance | 0.70432 |
| Memory size | 3.2 KiB |
| Value | Count | Frequency (%) | |
| 2 | 198 | 50.1% | |
| 1 | 105 | 26.6% | |
| 3 | 65 | 16.5% | |
| 4 | 27 | 6.8% |
Minimum 5 values
| Value | Count | Frequency (%) | |
| 1 | 105 | 26.6% | |
| 2 | 198 | 50.1% | |
| 3 | 65 | 16.5% | |
| 4 | 27 | 6.8% |
Maximum 5 values
| Value | Count | Frequency (%) | |
| 1 | 105 | 26.6% | |
| 2 | 198 | 50.1% | |
| 3 | 65 | 16.5% | |
| 4 | 27 | 6.8% |
traveltime
Numeric
| Distinct count | 4 |
|---|---|
| Unique (%) | 1.0% |
| Missing (%) | 0.0% |
| Missing (n) | 0 |
| Infinite (%) | 0.0% |
| Infinite (n) | 0 |
| Mean | 1.4481 |
|---|---|
| Minimum | 1 |
| Maximum | 4 |
| Zeros (%) | 0.0% |
Quantile statistics
| Minimum | 1 |
|---|---|
| 5-th percentile | 1 |
| Q1 | 1 |
| Median | 1 |
| Q3 | 2 |
| 95-th percentile | 3 |
| Maximum | 4 |
| Range | 3 |
| Interquartile range | 1 |
Descriptive statistics
| Standard deviation | 0.6975 |
|---|---|
| Coef of variation | 0.48167 |
| Kurtosis | 2.3442 |
| Mean | 1.4481 |
| MAD | 0.5831 |
| Skewness | 1.607 |
| Sum | 572 |
| Variance | 0.48651 |
| Memory size | 3.2 KiB |
| Value | Count | Frequency (%) | |
| 1 | 257 | 65.1% | |
| 2 | 107 | 27.1% | |
| 3 | 23 | 5.8% | |
| 4 | 8 | 2.0% |
Minimum 5 values
| Value | Count | Frequency (%) | |
| 1 | 257 | 65.1% | |
| 2 | 107 | 27.1% | |
| 3 | 23 | 5.8% | |
| 4 | 8 | 2.0% |
Maximum 5 values
| Value | Count | Frequency (%) | |
| 1 | 257 | 65.1% | |
| 2 | 107 | 27.1% | |
| 3 | 23 | 5.8% | |
| 4 | 8 | 2.0% |