Indications in a Control Chart of an Out-Of-Control Situation Include

question 80

Multiple Choice

Indications in a control chart of an out-of-control situation include all of the following EXCEPT:

• A) a shift in the average value.
• B) the same number of points above and below the center line.
• C) points that lie outside upper and lower control limits.
• D) a cyclical pattern in the chart.

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Definitions:

REM

Rapid Eye Movement, a phase of sleep characterized by rapid movement of the eyes, increased respiratory rate, and vivid dreams.

NREM

Non-Rapid Eye Movement sleep, a restorative phase of sleep characterized by deep physical relaxation and slower brain waves.

Delta Waves

Low-frequency brain waves that are present during deep sleep and are associated with healing and regeneration in the human body.

Circadian Rhythm

The natural, internal process that regulates the sleep-wake cycle and repeats roughly every 24 hours.