Number of storms, hurricanes and El Nino effects from 1950 through 1995
Data for Exercises 1.38, 10.19, and Example 1.6
Hurrican
A data frame/tibble with 46 observations on four variables
a numeric vector indicating year
a numeric vector recording number of storms
a numeric vector recording number of hurricanes
a factor with levels cold
, neutral
, and
warm
National Hurricane Center.
Kitchens, L. J. (2003) Basic Statistics and Data Analysis. Pacific Grove, CA: Brooks/Cole, a division of Thomson Learning.
T1 <- xtabs(~hurrican, data = Hurrican) T1 barplot(T1, col = "blue", main = "Problem 1.38", xlab = "Number of hurricanes", ylab = "Number of seasons") boxplot(storms ~ elnino, data = Hurrican, col = c("blue", "yellow", "red")) anova(lm(storms ~ elnino, data = Hurrican)) rm(T1)
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