Data 0.82 0.57 0.35 2.79 0.94 1.97 0.18 2.37 0.24 0.82 1.53 1.30 1.23 0.92 0.26 0.88 0.58 0.53 3.40 2.19 0.18 1.18 0.42 0.38 0.51 0.91 0.25 0.60 2.77 0.49 0.18 0.28 0.26 0.14 5.04 0.46 0.64 1.63 0.57 0.35 0.34 0.66 3.08 1.06 0.99 0.93 0.72 0.82 0.24 0.53 1.24 2.96 0.93 0.96 1.29 2.94 0.83 0.84 0.71 1.21 1.14 0.62 0.68 4.52 0.86 0.85 1.90 3.58 0.68 0.89 1.07 1.57 0.84 0.83 1.14 1.35 2.39 0.80 0.91 0.60 1.64 0.99 1.12 0.76 1.41 1.15 1.30 1.33 4.64 0.99 2.48 3.11 0.85 1.64 0.86 1.13 1.85 0.74 1.36 1.03

Click button to run program using example data, or replace example data with real data and click button to tun. Mean in control (μ0) Lambda in control (λ0) Mean out of control (μ1) Averaged Run Length (ARL) Starting value for CUSUM as proportion of h

MacroPlot Code

Hawkins DM, Olwell DH (1997) Cumulative sum charts and charting for quality improvement. Springer-Verlag New York. ISBN 0-387-98365-1 p 47-74

Reynolds Jr. MR and Stoumbos ZG (1999) A CUSUM Chart for Monitoring a Proportion when Inspecting Continuously. Journal of Quality Technology vol 31: No. 1. p.87 - 108