Descriptive information and the appraised total price (in Euros)
for apartments in Vitoria, Spain.
Usage
vit2005
Format
A data frame with 218 observations on the following 16 variables:
row.labels
the number of the observation
totalprice
the market total price (in Euros) of the apartment
including garage(s) and storage room(s)
area
the total living area of the apartment in square meters
zone
a factor indicating the neighborhood where the apartment
is located with levels Z11, Z21,
Z31, Z32, Z34, Z35, Z36, Z37,
Z38, Z41, Z42, Z43, Z44, Z45,
Z46, Z47, Z48, Z49, Z52, Z53,
Z56, Z61, and Z62.
category
a factor indicating the condition of the apartment
with levels 2A, 2B, 3A,
3B, 4A, 4B, and 5A. The factors are ordered so
that 2A is the best and 5A is the worst.
age
age of the aprtment
floor
floor on which the apartment is located
rooms
total number of rooms including bedrooms, dining room,
and kitchen
out
a factor indicating the percent of the apartment exposed
to the elements. The levels E100, E75, E50, and
E25, correspond to complete exposure, 75% exposure, 50% exposure,
and 25% exposure respectively.
conservation
is an ordered factor indicating the state of
conservation of the apartment. The levels 1A, 2A,
2B, and 3A are ordered from best to worst conservation.
toilets
the number of bathrooms
garage
the number of garages
elevator
indicates the absence (0) or presence (1) of
elevators.
streetcategory
an ordered factor from best to worst
indicating the category of the street with levels S2, S3,
S4, and S5
heating
a factor indicating the type of heating with levels
1A, 3A, 3B, and 4A which correspond to:
no heating, low-standard private heating, high-standard private heating, and
central heating respectively.
tras
the number of storage rooms outside of the apartment
Source
Ugarte, M. D., Militino, A. F., and Arnholt, A. T. (2008)
Probability and Statistics with R. Chapman & Hall/CRC.
Examples
modTotal <- lm(totalprice~area+as.factor(elevator) +
area:as.factor(elevator), data = vit2005)
modSimpl <- lm(totalprice~area, data = vit2005)
anova(modSimpl,modTotal)
rm(modSimpl, modTotal)
Results
R version 3.3.1 (2016-06-21) -- "Bug in Your Hair"
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> library(PASWR)
Loading required package: e1071
Loading required package: MASS
Loading required package: lattice
> png(filename="/home/ddbj/snapshot/RGM3/R_CC/result/PASWR/vit2005.Rd_%03d_medium.png", width=480, height=480)
> ### Name: vit2005
> ### Title: Apartments in Vitoria
> ### Aliases: vit2005
> ### Keywords: datasets
>
> ### ** Examples
>
> modTotal <- lm(totalprice~area+as.factor(elevator) +
+ area:as.factor(elevator), data = vit2005)
> modSimpl <- lm(totalprice~area, data = vit2005)
> anova(modSimpl,modTotal)
Analysis of Variance Table
Model 1: totalprice ~ area
Model 2: totalprice ~ area + as.factor(elevator) + area:as.factor(elevator)
Res.Df RSS Df Sum of Sq F Pr(>F)
1 216 3.5970e+11
2 214 3.0267e+11 2 5.704e+10 20.165 9.478e-09 ***
---
Signif. codes: 0 '***' 0.001 '**' 0.01 '*' 0.05 '.' 0.1 ' ' 1
> rm(modSimpl, modTotal)
>
>
>
>
>
> dev.off()
null device
1
>