Variables:
A data frame with 898 observations on the following variables.
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family a factor with levels for each family
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father the father's height (in inches)
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mother the mother's height (in inches)
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sex the child's sex: F or M
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height the child's height as an adult (in inches)
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nkids the number of adult children in the family, or, at least, the number whose heights Galton recorded.
Details
Entries were deleted for those children whose heights were not recorded numerically by Galton, who sometimes used entries such as "tall", "short", "idiotic", "deformed" and so on.