Description Usage Format Source References Examples

Researchers studied the development of a fly (Drosophila subobscura) that had been accidentally introduced from the Old World into North America around 1980.

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A data frame with 21 observations on the following 8 variables.

`Continent`

a factor with levels

`"NA"`

and`"EU"`

`Latitude`

latitude (degrees)

`Females`

average wing size (10

*^3 x*log mm) of female flies on log scale`SE.F`

standard error of wing size (10

*^3 x*log mm) of female flies on log scale`Males`

average wing size (10

*^3 x*log mm) of male flies on log scale`SE.M`

standard error of wing size (10

*^3 x*log mm) of male flies on log scale`Ratio`

average basal length to wing size ratios of female flies

`SE.R`

standard error of average basal length to wing size ratio of female flies

Ramsey, F.L. and Schafer, D.W. (2002). *The Statistical Sleuth: A
Course in Methods of Data Analysis (2nd ed)*, Duxbury.

Huey, R.B., Gilchrist, G.W., Carlson, M.L., Berrigan, D. and Serra,
L. (2000). Rapid Evolution of a Geographic Cline in Size in an
Introduced Fly, *Science* **287**(5451): 308–309.

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Sleuth2 documentation built on May 31, 2017, 4:59 a.m.

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