ex0328 {Sleuth2}

Pollen Removal

Description

As part of a study to investigate reproductive strategies in plants, biologists recorded the time spent at sources of pollen and the proportions of pollen removed by bumblebee queens and honeybee workers pollinating a species of lily.

Usage

ex0328

Format

A data frame with 47 observations on the following 3 variables.

Removed

proportion of pollen removed

Duration

duration of visit (in seconds)

Bee

factor variable with levels "Queen" and "Worker"

Source

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

References

Harder, L.D. and Thompson, J.D. (1989). Evolutionary Options for Maximizing Pollen Dispersal of Animal-pollinated Plants, American Naturalist 133: 323–344.

Examples

str(ex0328)