Samples Production
Thirty samples of size 4 were drawn from a production process.The data are shown below.

-{30 Samples Production Narrative} Looking at the $\bar { x }$ chart developed in a previous question,you see indications of a possible level shift as well as cyclic variation.Explain how the chart shows this,and give a possible explanation.

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Samples Production
Thirty samples of size 4 were drawn from a production process.The data are shown below.
 
-{30 Samples Production Narrative} Looking at the $\bar { x }$ chart developed in a previous question,you see indications of a possible level shift as well as cyclic variation.Explain how the chart shows this,and give a possible explanation.

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The Answer of Samples Production
Thirty samples of size 4 were drawn from a production process.The data are shown below.
 
-{30 Samples Production Narrative} Looking at the $\bar { x }$ chart developed in a previous question,you see indications of a possible level shift as well as cyclic variation.Explain how the chart shows this,and give a possible explanation.

Samples Production Thirty Samples of Size 4 Were Drawn from a Production

Samples Production
Thirty Samples of Size 4 Were Drawn from a Production