Description Usage Format Details Source Examples
Housing Values in Suburbs of Boston
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A data frame with 506 rows and 14 variables:
crimper capita crime rate by town.
znproportion of residential land zoned for lots over 25,000 sq.ft.
indusproportion of non-retail business acres per town.
chasCharles River dummy variable (= 1 if tract bounds river; 0 otherwise).
noxnitrogen oxides concentration (parts per 10 million).
rmaverage number of rooms per dwelling.
ageproportion of owner-occupied units built prior to 1940.
disweighted mean of distances to five Boston employment centres.
radindex of accessibility to radial highways.
taxfull-value property-tax rate per $10,000.
ptratiopupil-teacher ratio by town.
blackproportion of blacks by town.
lstatlower status of the population (percent).
medvmedian value of owner-occupied homes in $1000s.
The Boston data frame was obtained from Venables and Ripley's MASS package.
The data utilize census tracts in the Boston Standard Metropolitatn
Statistical Area in 1970. Two changes have been made from this original
dataset. The dollar values for tax and
medv have been converted to 2020 US dollars (assuming a 299.4%
cumulative inflation rate). Additionally, the black variable has
been transformed from its original metric
(1000*(proportion of blacks by town - 0.63)^2) to a simple the proportion
of blacks by town.
Harrison, D. and Rubinfeld, D.L. (1978) Hedonic prices and the demand for clean air. J. Environ. Economics and Management 5, 81–102.
Belsley D.A., Kuh, E. and Welsch, R.E. (1980) Regression Diagnostics. Identifying Influential Data and Sources of Collinearity. New York: Wiley.
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