pcmanufact {qcc} | R Documentation |
Personal computer manufacturer data
Description
A personal computer manufacturer counts the number of nonconformities per unit on the final assembly line. He collects data on 20 samples of 5 computers each.
Usage
data(pcmanufact)
Format
A data frame with 10 observations on the following 2 variables.
- x
number of nonconformities (inspection units)
- size
number of computers inspected
References
Montgomery, D.C. (1991) Introduction to Statistical Quality Control, 2nd ed, New York, John Wiley & Sons, pp. 181–182
Examples
data(pcmanufact)
attach(pcmanufact)
summary(pcmanufact)
plot(x/size, type="b")
detach(pcmanufact)
[Package qcc version 2.7 Index]