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
number of rejected devices during quality ispection.
sampled
sampled devices during quality inspection.
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)