This data frame concerns families data
and cystic fibrosis.
Usage
data(cfibrosis)
Arguments
Format
A data frame with 24 rows on the following 4 variables.
siblings, affected, ascertained, families
Over ascertained families, the \(k\)th ascertained family
has \(s_k\) siblings of whom \(r_k\)
are affected and \(a_k\) are ascertained.
Details
The data set allows a classical segregation analysis
to be peformed. In particular,
to test Mendelian segregation ratios in nuclear family data.
The likelihood has similarities with seq2binomial.