Description Usage Format Source References Examples
Data set with the numbers of Atlantic Basin tropical storms and hurricanes for each year from 1950–1997. The variable storm index is an index of overall intensity of hurricane season. Also listed are whether the year was a cold, warm or neutral El Nino year and a variable indicating whether West Africa was wet or dry that year.
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A data frame with 48 observations on the following 7 variables.
year
a factor with levels "cold"
,
"neutral"
and "warm"
numeric variable with values -1 if
ElNino
is "cold"
, 0 if "neutral"
and 1 if
"warm"
numeric variable indicating whether West Africa was wet (1) or dry (0)
number of storms
number of hurricanes
index of overall intensity of hurricane season
Ramsey, F.L. and Schafer, D.W. (2013). The Statistical Sleuth: A Course in Methods of Data Analysis (3rd ed), Cengage Learning.
Data were gathered by William Gray of Colorado State University and
reported on USA Today weather page:
http://www.usatoday.com/weather/whurnum.htm
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'data.frame': 48 obs. of 7 variables:
$ Year : int 1950 1951 1952 1953 1954 1955 1956 1957 1958 1959 ...
$ ElNino : Factor w/ 3 levels "cold","neutral",..: 1 3 2 3 1 1 2 3 2 2 ...
$ Temperature: int -1 1 0 1 -1 -1 0 1 0 0 ...
$ WestAfrica : int 1 0 1 1 1 1 0 1 1 1 ...
$ Storms : int 13 10 7 14 11 12 8 8 10 11 ...
$ Hurricanes : int 11 8 6 6 8 9 4 3 7 7 ...
$ StormIndex : int 243 121 97 121 127 198 69 86 140 99 ...
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