### Name: qc
### Title: Generate QC stats from an AffyBatch object
### Aliases: qc qc,AffyBatch-method
### Keywords: misc

### ** Examples

  ## Not run: 
##D     qcs <- qc(eset,eset.mas)
##D   
## End(Not run)
  data(qcs)
  ratios(qcs)
  avbg(qcs)
  maxbg(qcs)
  minbg(qcs)
  spikeInProbes(qcs)
  qcProbes(qcs)
  percent.present(qcs)
  plot(qcs)
  sfs(qcs)
  target(qcs)
  ratios(qcs)