On this R-data statistics page, you will find information about the foster data set which pertains to Foster Feeding Experiment . The foster data set is found in the HSAUR R package. You can load the foster data set in R by issuing the following command at the console data("foster"). This will load the data into a variable called foster. If R says the foster data set is not found, you can try installing the package by issuing this command install.packages("HSAUR") and then attempt to reload the data. If you need to download R, you can go to the R project website. You can download a CSV (comma separated values) version of the foster R data set. The size of this file is about 770 bytes.

Foster Feeding Experiment

Description

The data are from a foster feeding experiment with rat mothers and litters of four different genotypes. The measurement is the litter weight after a trial feeding period.

Usage

data("foster")

Format

A data frame with 61 observations on the following 3 variables.

litgen

genotype of the litter, a factor with levels A, B, I, and J.

motgen

genotype of the mother, a factor with levels A, B, I, and J.

weight

the weight of the litter after a feeding period.

Details

Here the interest lies in uncovering the effect of genotype of mother and litter on litter weight.

Source

D. J. Hand, F. Daly, A. D. Lunn, K. J. McConway and E. Ostrowski (1994). A Handbook of Small Datasets, Chapman and Hall/CRC, London.

Examples

  data("foster", package = "HSAUR")
  plot.design(foster)

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Dataset imported from https://www.r-project.org.