Asked by Sue
The following data were collected on non-conformances
for a period of 10 days.
Day Sample Size Non-conformances
1 100 12
2 100 14
3 100 10
4 100 18
5 100 22
6 100 14
7 100 15
8 100 13
9 100 14
10 100 16
On what day is the proportion of non-conformances largest? smallest?
What are the LCL and UCL?
Are there any special causes of variation?
for a period of 10 days.
Day Sample Size Non-conformances
1 100 12
2 100 14
3 100 10
4 100 18
5 100 22
6 100 14
7 100 15
8 100 13
9 100 14
10 100 16
On what day is the proportion of non-conformances largest? smallest?
What are the LCL and UCL?
Are there any special causes of variation?
Answers
Answered by
PsyDAG
Largest = day 5
Smallest = day 3
I searched Google under the key words "<I>LCL UCL</I>" to get these possible sources:
http://www.google.com/search?client=safari&rls=en&q=LCL+UCL&ie=UTF-8&oe=UTF-8
In the future, you can find the information you desire more quickly, if you use appropriate key words to do your own search. Also see http://hanlib.sou.edu/searchtools/.
Smallest = day 3
I searched Google under the key words "<I>LCL UCL</I>" to get these possible sources:
http://www.google.com/search?client=safari&rls=en&q=LCL+UCL&ie=UTF-8&oe=UTF-8
In the future, you can find the information you desire more quickly, if you use appropriate key words to do your own search. Also see http://hanlib.sou.edu/searchtools/.
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