Methyl Isobutyl Ketone (MIBK) was measured in air above a medium-sized US city. Data were reported only as "ND" or as a detected concentration (no information on reporting limits).
Objective -- To compute an upper confidence limit on the mean without having the value(s) of the reporting limit(s).
data(Example2)An object of class data.frame with 31 rows and 5 columns.
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