The Mean of the Sample Means and the Pooled Standard

question 45

Multiple Choice

The mean of the sample means and the pooled standard deviation of 50 samples of size 10 taken from a production process under control are found to be 225 and 16,respectively.The upper control limit for the chart is:

• A)231.79
• B)240.18
• C)218.21
• D)209.82

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Definitions:

Articulate

In anatomy, to articulate is to form a joint where two bones are attached in a manner that allows movement.

Transverse Processes

Lateral bony projections from the vertebrae in the spine, to which muscle and ligaments attach, helping in movement and stability.

Thoracic Cage

The bony and cartilaginous structure forming the skeleton of the chest, including ribs, sternum, and thoracic vertebrae, protecting vital organs.

Ribs

A series of curved bones that form the protective cage around the chest, supporting the upper body and protecting vital organs.