Summary

(No information yet)

License

unknown (from Weka repository)

Dependencies

Tags

arff slurped Weka

Attribute Types

Integer,Floating Point

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# Instances: 506 / # Attributes: 14
HDF5 (64.2 KB) XML CSV ARFF LibSVM Matlab Octave

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Original Data Format

arff

Name

boston

Version mldata

0

Comment

The Boston house-price data of Harrison, D. and Rubinfeld, D.L. 'Hedonic prices and the demand for clean air', J. Environ. Economics & Management, vol.5, 81-102, 1978. Used in Belsley, Kuh & Welsch, 'Regression diagnostics ...', Wiley, 1980. N.B. Various transformations are used in the table on pages 244-261 of the latter. Variables in order: CRIM per capita crime rate by town ZN proportion of residential land zoned for lots over 25,000 sq.ft. INDUS proportion of non-retail business acres per town CHAS Charles River dummy variable (= 1 if tract bounds river; 0 otherwise) NOX nitric oxides concentration (parts per 10 million) RM average number of rooms per dwelling AGE proportion of owner-occupied units built prior to 1940 DIS weighted distances to five Boston employment centres RAD index of accessibility to radial highways TAX full-value property-tax rate per $10,000 PTRATIO pupil-teacher ratio by town B 1000(Bk - 0.63)^2 where Bk is the proportion of blacks by town LSTAT % lower status of the population MEDV Median value of owner-occupied homes in $1000's

Information about the dataset CLASSTYPE: numeric CLASSINDEX: last

Names

CRIM,ZN,INDUS,CHAS,NOX,RM,AGE,DIS,RAD,TAX,

Types

1. numeric
2. numeric
3. numeric
4. nominal:0,1
5. numeric
6. numeric
7. numeric
8. numeric
9. nominal:1,2,3,4,5,6,7,8,24
10. numeric

Data (first 10 data points)

CRIM	ZN	INDUS	CHAS	NOX	RM	AGE	DIS	RAD	TAX	...
0.00...	18.0	2.31	0	0.538	6.575	65.2	4.09	1	296.0	...
0.02...	0.0	7.07	0	0.469	6.421	78.9	4.9671	2	242.0	...
0.02...	0.0	7.07	0	0.469	7.185	61.1	4.9671	2	242.0	...
0.03...	0.0	2.18	0	0.458	6.998	45.8	6.0622	3	222.0	...
0.06...	0.0	2.18	0	0.458	7.147	54.2	6.0622	3	222.0	...
0.02...	0.0	2.18	0	0.458	6.43	58.7	6.0622	3	222.0	...
0.08...	12.5	7.87	0	0.524	6.012	66.6	5.5605	5	311.0	...
0.14...	12.5	7.87	0	0.524	6.172	96.1	5.9505	5	311.0	...
0.21...	12.5	7.87	0	0.524	5.631	100.0	6.0821	5	311.0	...
0.17...	12.5	7.87	0	0.524	6.004	85.9	6.5921	5	311.0	...
...	...	...	...	...	...	...	...	...	...	...

Description

A gzip'ed tar containing StatLib datasets (statlib-20050214.tar.gz, 12,785,582 Bytes)

URLs

(No information yet)

Publications

Data Source

http://lib.stat.cmu.edu/datasets/

Measurement Details

Usage Scenario

revision 1

by mldata on 2010-11-06 10:00

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