ToothAge: Radioactive Teeth
Description
Actual birth year and birth year estimated from relative radioactivity of
the enamel for 20 samples.
Format
A data frame with 20 observations on the following 2 variables.
- actual
- a numeric vector
- estimated
- a numeric vector
Source
Spalding, K.L., B.A. Buchholz, L.-E. Bergman, H. Druid, and J.
Frisén. 2005. Age written in teeth by nuclear tests. Nature 437:
333-334.Examples
Run this codestr(ToothAge)
xyplot(actual ~ estimated, ToothAge)
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