A Quality Control Chart Has Upper and Lower Control Limits

question 5

True/False

A quality control chart has upper and lower control limits expressed as lines on a chart.As long as the sample values fall between these two lines there is no need to investigate process behavior.

---

Definitions:

Sample Mean

The average value of a random sample taken from a population.

Symbols

Characters or marks used to represent objects, quantities, or concepts in various fields like mathematics, music, and art.

Sample

A subset of individuals or observations selected from a larger population for the purpose of statistical analysis.

Linear Association

A relationship between two variables where a change in one variable is associated with a proportional change in the other variable.