Sebastian Raschka, 2015

# Python Machine Learning - Supplementary Datasets

## Boston Housing Data

- Used in chapter 10

The Boston Housing dataset for regression analysis.

**Features**

1. CRIM:      per capita crime rate by town
2. ZN:        proportion of residential land zoned for lots over 25,000 sq.ft.
3. INDUS:     proportion of non-retail business acres per town
4. CHAS:      Charles River dummy variable (= 1 if tract bounds river; 0 otherwise)
5. NOX:       nitric oxides concentration (parts per 10 million)
6. RM:        average number of rooms per dwelling
7. AGE:       proportion of owner-occupied units built prior to 1940
8. DIS:       weighted distances to five Boston employment centres
9. RAD:       index of accessibility to radial highways
10. TAX:      full-value property-tax rate per $10,000
11. PTRATIO:  pupil-teacher ratio by town
12. B:        1000(Bk - 0.63)^2 where Bk is the proportion of b. by town
13. LSTAT:    % lower status of the population


- Number of samples: 506

- Target variable (continuous): MEDV, Median value of owner-occupied homes in $1000's

### References

- Source: [https://archive.ics.uci.edu/ml/datasets/Wine](https://archive.ics.uci.edu/ml/datasets/Wine)
- Harrison, D. and Rubinfeld, D.L.
'Hedonic prices and the demand for clean air', J. Environ. Economics & Management, vol.5, 81-102, 1978.