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Data for Exercise 10.55
Delay
A data frame with 80 observations on the following 6 variables.
CarrierA
a numeric vector
CarrierB
CarrierC
CarrierD
delay
Carrier
# NOT RUN { str(Delay) attach(Delay) boxplot(delay~Carrier) kruskal.test(delay~as.factor(Carrier)) detach(Delay) # }
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