Created
April 17, 2009 07:29
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# Two groups? | |
data[,3] <- as.factor(weekdays(data[,1])) | |
plot(data[,3],data[,2],main='Live Births by Day of Week') | |
png('dob-dayofweek.png',width=700) | |
plot(data[,3],data[,2],main='Live Births by Day of Week') | |
dev.off() # write it | |
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