ex0523: Was Tyrannosaurus Rex Warm-Blooded?

In Sleuth3: Data Sets from Ramsey and Schafer's "Statistical Sleuth (3rd Ed)"

Description

Data frame with measurements of oxygen isotopic composition of vertebrate bone phosphate (per mil deviations from SMOW) in 12 bones of a singe Tyrannosaurus rex specimen

Usage

ex0523

Format

A data frame with 52 observations on the following 2 variables.

Oxygen

oxygen isotopic composition

Bone

a factor with levels "Bone1", "Bone2", ..., "Bone12"

Source

Ramsey, F.L. and Schafer, D.W. (2013). The Statistical Sleuth: A Course in Methods of Data Analysis (3rd ed), Cengage Learning.

References

Barrick, R.E. and Showers, W.J. (1994). Thermophysiology of Tyrannosaurus rex: Evidence from Oxygen Isotopes, Science 265(5169): 222–224.

See Also

ex1120

Examples

str(ex0523)

Example output

'data.frame':	52 obs. of  2 variables:
 $ Oxygen: num  11.1 11.2 11.3 11.5 11.3 ...
 $ Bone  : Factor w/ 12 levels "Bone1","Bone10",..: 1 1 1 1 5 5 5 6 6 6 ...

Sleuth3 documentation built on May 2, 2019, 6:41 a.m.