mistat (version 0.999)

COAL: Number of Coal Mine Disasters

Description

Data on the number of coal mine disasters (explosions) in England, per year, for the period 1850 to 1961.

Usage

data(COAL)

source

Kenett, R. and Zacks, S. (1998) Modern Industrial Statistics: The Design and Control of Quality and Reliability. Duxbury Press.

Examples

data(COAL)
Bp <- barplot(COAL)                  
                                     
axis(side=1,                         
     labels=seq(
       from=1850, 
       to=1960, 
       by=10),  
     at=Bp[rep(c(TRUE,               
                 rep(FALSE, 9)),     
               10)])                 
                                     
rm(Bp)