tubes {qAnalyst} | R Documentation |
Tubes dataframe contains data from control quality ispections of tubes for television.
data(tubes)
A data frame with 20 observations on the following 2 variables.
rejects
sampled
Results of twenty quality ispections are reported.
Industrial data.
Content of this dataset can be shown by p-chart.
data(tubes) pchart=spc(x=tubes$rejects, sg=tubes$sampled, type="p", name="proportion of defective tv tubes") plot(tubes)