xmp01.10 {Devore5}R Documentation

data from Example 1.10

Description

The xmp01.10 data frame has 90 rows and 1 column of adjusted power consumption for a sample of gas-heated homes.

Format

This data frame contains the following columns: describe{ item{consump}{ a numeric vector of adjusted power consumption (BTU) for gas-heated homes. } }

Details

Data obtained by Wisconsin Power and Light on the adjusted energy consumption during a particular period for a sample of gas-heated homes. The energy consumption in BTU's is adjusted for the size (area) of the house and the weather (number of degree days of heating).

These data are part of the FURNACE.MTW worksheet available with Minitab.

Source

Devore, J. L. (2000) Probability and Statistics for Engineering and the Sciences (5th ed), Duxbury

Examples

library(Devore5)
data(xmp01.10)
attach(xmp01.10)
hist(consump, col = "lightgray",
     xlab = "Adjusted energy consumption")
rug(consump)
hist(consump, col = "lightgray",
     xlab = "Adjusted energy consumption",
     prob = TRUE)
lines(density(consump), col = "blue")
rug(consump)
summary(consump)
# Make a histogram like Fig 1.9, p. 19
hist(consump, breaks = 1 + 2*(0:9),
     xlab = "BTUN", prob = TRUE, col = "lightgray")
rug(consump)
detach()


[Package Contents]