DayOfBirth | R Documentation |
Day of the week for 350 U.S. births in 1999.
DayOfBirth
A data frame with 7 observations on the following 2 variables.
a character vector
a numeric vector
Ventura, S.J., J.A. Martin, S.C. Curtin, F. Menacker, and B.E. Hamilton. 2001. Births: final data for 1999. National Vital Statistics Reports Vol. 49, No. 1.
http://cdc.gov/NCHS/products/nvsr.htm
DayOfBirth
barchart( day ~ births, DayOfBirth, origin=0)
# Fix bad ordering of days
DayOfBirth$oday <- with(DayOfBirth, ordered(day, levels = day))
barchart( oday ~ births, DayOfBirth, origin=0)
barchart( births ~ oday, DayOfBirth, horizontal = FALSE, origin=0)
barchart( births ~ oday, DayOfBirth, horizontal = FALSE, origin=0,
scales = list(x=list(rot=45)))
barplot(DayOfBirth$births,
ylim = c(0, 70),
names.arg = DayOfBirth$day,
las = 2,
mgp = c(3, 0.75, 0))
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