Yorkshires.litters: The data are of the number of male piglets born in litters of...

Yorkshires.littersR Documentation

The data are of the number of male piglets born in litters of varying sizes for the Yorkshire breed of pigs.

Description

The data are arranged as a list of binomial frequency distributions where the listing is by litter size which is included both as a variate (vsize) and as a factor (fsize)

Usage

data("Yorkshires.litters")

Format

The format is: List of 3 $ fsize : Factor w/ 9 levels " size 5"," size 6",..: 1 2 3 4 5 6 7 8 9 $ vsize : int [1:9] 5 6 7 8 9 10 11 12 13 $ number.success:List of 9 ..$ : num [1:6] 3 22 30 37 13 5 ..$ : num [1:7] 7 18 44 62 27 17 4 ..$ : num [1:8] 2 14 25 63 69 41 12 5 ..$ : num [1:9] 2 15 32 70 127 90 45 18 1 ..$ : num [1:10] 0 8 33 63 106 115 62 30 11 1 ..$ : num [1:11] 0 3 20 49 79 119 91 59 23 4 ... ..$ : num [1:12] 0 0 7 20 60 94 100 47 31 9 ... ..$ : num [1:13] 0 1 6 16 29 52 66 43 34 22 ... ..$ : num [1:14] 0 2 2 2 14 19 44 45 22 13 ...

Source

Brooks, R.J., James, W.H., Gray, E. (1993). Modelling Sub-Binomial Variation in the Frequency of Sex Combinations in Litters of Pigs. Biometrics 47, 403-417.

Examples

data("Yorkshires.litters")

BinaryEPPM documentation built on June 22, 2024, 10:30 a.m.