Datasets for Statistical Analysis

Foster feeding of rats

Keywords:

foster feeding, rats, genotypes

Categories:

analysis of variance, regression;
biology

Description:

The data are from a foster feeding experiment with rat mothers and litters of four different genotypes: A, B, I and J. The measurement is the litter weight in grams after a trial feeding period.

There are 61 observations on three variables.

Variables:

Litter	The genotype of the litter: A, B, I or J
Mother	The genotype of the mother: A, B, I or J
Weight	The weight of the litter (in grams)

Data Quality:

There are no missing values.

Source:

Hand et al. dataset 332.

Notes:

An example of an unbalanced two-way design.

References:

The original source is Scheffe, H. (1959). The analysis of variance, New York: John Wiley and Sons, p 140.