gia                     Growth Inhibition Assay
lognormConstCVCI        log-normal constant CV model
normConstCVCI           Log-centered confidence intervals from a Normal
                        constant coeffficient of variation model
predict.assaytest       Construct effective standard deviation
                        intervals for observed assay values
print.assaytest         Print the results of an assaytest
testassay               Hypothesis testing procedure for assay
                        validation for precision
