This function is used to join two objects of type data.frame and qcs.
qcs.add(x, ...)# S3 method for default
qcs.add(
x,
value,
var.index = NULL,
sample.index = NULL,
covar.index = NULL,
...
)
Object type qcs
arguments to be passed to or from methods.
Object type data.frame
a scalar with the column number corresponding to the observed data for the variable (the variable quality). Alternativelly it can be a string with the name of the quality variable.
a scalar with the column number corresponding the index each group (sample).
optional. A scalar or numeric vector with the column number(s) corresponding to the covariate(s). Alternativelly can be a character vector with the names of the covariates.