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Day of the week for 350 U.S. births in 1999.

Usage

DayOfBirth

Format

A data frame with 7 observations on the following 2 variables.

day

a character vector

births

a numeric vector

Source

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.