Leaderboard

Sample Size in Control Charts: Sample size for control charts is chosen based on factors like process variation, stability, and resource constraints. If the sample size is too low: It may miss important process changes Estimates of process variation may be unreliable If the sample size is too high: It can be costly and time-consuming The chart may overreact to small changes, leading to not meaningful variations Finding the right balance of samples [variable] and range [Time frame] is key for effective monitoring and control. Attaching my practice control chart image, where the sample count [ Week on week Quality Scores ] was enough to determine my process health.