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Ages assigned at two different times by Reader B to the otoliths of Jackass Morwong (Nemadactylus macropterus).
A data frame with 136 observations on the following 2 variables.
Ages assigned on the first reading
Ages assigned on the second reading
Age Comparison
Age Precision
Age Bias
Ageing Error
data(Morwong2) str(Morwong2) head(Morwong2) plot(second~first,data=Morwong2) xtabs(~first+second,data=Morwong2)
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