For each of the accompanying control charts analyze the data

Last updated: 1/12/2024

For each of the accompanying control charts analyze the data using both median and up down run tests with z 1 96 limits a Are nonrandom variations present Assume the center line is the long term median UCL LCL Test Median Up Down Conclusion No non random variations are apparent in the data It appears there may be non random variations in the data b Are nonrandom variations present Assume the center line is the long term median