The St. Louis Risk Research Project was an observational study to assess the affects of parental psychological disorders on child development. In the preliminary study, 69 families with 2 children were studied.
This is a numeric matrix with 69 rows and 7 columns:
|| ||Parental risk group|
|| ||Symptoms, child 1|
|| ||Symptoms, child 2|
|| ||Reading score, child 1|
|| ||Verbal score, child 1|
|| ||Reading score, child 2|
|| ||Verbal score, child 2|
The parental risk group was coded 1, 2 or 3, from low or high, and the
child symptoms 1 = low or 2 = high. Missing values occur on all
Little, R. J. A. and Schluchter, M. D. (1985), Maximum-likelihood estimation for mixed continuous and categorical data with missing values. Biometrika, 72, 492–512.
Schafer, J. L. (1996) Analysis of Incomplete Multivariate Data. Chapman \& Hall. pp. 359–367.
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