Data showing the outcomes from a set of babies, categorised as 'Full term' or 'Premature', and 'alive at end of year 1' or 'died in year 1'. The mothers are included, categorised as either 'Young' or 'Older' and 'Smokers' or 'Non-smokers'.
A list containing a 4x4 matrix and 3 variables with 4 rows.
Freeman, Applied Categorical Data Analysis, 1987.
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