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The esterase data frame has 113 rows and 2 columns with the results of an essay for the concentration of an enzyme esterase.
esterase
This data frame contains the following columns:
amount of esterase.
observed count.
The esterase essay data were reported by Caroll and Ruppert (1988) and successively analyzed by Zhao (2000).
Zhao QS. Restricted regression quantiles. Journal of Multivariate Analysis 2000;72(1):78-99.