Graphics Reference
In-Depth Information
Table
.
.
VariablesinBostonhousingdata
Variable
definition
Variable
definition
ID
Census tract number
TOWN
Township (
values)
Median value in $
% built before
MEDV
AGE
Per capita crime rate
Distance to employ. centers
CRIM
DIS
ZN
% zoned for lots
sq. t.
RAD
Accessibility to highways
INDUS
% nonretail business
TAX
Property tax rate/$
K
onCharlesRiver,
else
Pupil/teacher ratio
CHAS
PT
Nitrogen oxide conc. (p.p.
)
)
/
(% black
−
NOX
B
RM
Average number of rooms
LSTAT
% lower-status population
Table
.
.
Least-squares estimates of coe
cients and t-statistics for regression model for log
(
MEDV
)
.
he marginal correlation between the response variable and each predictor is denoted by ρ
Regressor
β
Regressor
β
−
Constant
.
.
.
.
−
.
AGE
−
−
CRIM
−
.
−
.
−
.
log(
DIS
)
−
.
−
.
.
−
−
ZN
.
.
.
log(
RAD
)
.
.
−
.
.
−
.
.
.
−
.
.
INDUS
−
TAX
−
−
−
−
−
.
.
.
−
.
−
.
−
.
CHAS
PT
NOX
−
−
−
.
−
.
−
.
B
.
.
.
RM
−
−
.
.
.
log(
LSTAT
)
−
.
−
.
−
.
Figure
.
.
Plot of log
(
MEDV
)
vs. log
(
DIS
)
for Boston data
