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Resultant directions of 22 sea stars 11 days after being displaced from their natural habitat.
data(fisherB11) data(fisherB11c)
fisherB11 a vector of 22 observations (in degrees). fisherB11c contains the same observations in a circular objects.
fisherB11
fisherB11c
N.I. Fisher (1993) Statistical analysis of circular data. Cambridge University Press. Pag. 245.
data(fisherB11c) plot(fisherB11c, stack=TRUE, shrink=1.5)
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