Description Usage Arguments Value Author(s) References See Also Examples
This function computes control limits for the x-charts for the mean and standard deviation (reciprocal) of R wave to R wave values for heart rate, optionally revising them in the case that individual sample means and/or ranges plot out of the trial control limits.
1 |
RR |
a data frame with 2 columns, the first containing rr averages and the second containing rr variances |
k |
the control chart parameter governing the width of the control limits |
revise |
if TRUE, mu and sigma are estimated using only range values that plot inside the trial control limits |
newdata |
a 2 column matrix consisting of data from new subgroups, with averages in the first column and variances in the second column |
an object of class "CC"
W.J. Braun
Montgomery, D.C. (2000) Introduction to Statistical Quality Control, Wiley
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