The heights of 532 girls at birth, four, eight, and twelve months, and three, four, and seven years of age.
A matrix with 532 observations on 7 variables (height at each age).
Lopez-Pintado, S. and McKeague, I. W. (2013). Recovering gradients from sparsely observed functional data. Biometrics 69, 396-404 (2013). http://www.columbia.edu/~im2131/ps/growthrate-package-reference.pdf
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