The ____ states that if seven data points in a row are all below the mean,above the mean,or are all increasing or decreasing,then the process needs to be examined for non-random problems.
A)ten run rule
B)six 9s of quality rule
C)seven run rule
D)Six Sigma rule

Question

Quizplus · Accepted Answer

The statement about seven data points in a row indicates the seven run rule, which states that if seven consecutive data points fall in one direction (below or above the mean, increasing or decreasing), the process needs to be investigated for non-random issues. The ten run rule and six 9s of quality rule are not related to this specific scenario, and Six Sigma is a larger continuous improvement methodology that includes many statistical tools, including rules such as the seven run rule.

The ____ States That If Seven Data Points in a Row