1.

What is the value of the one-sided lower cusum of the standardized cusum chart?

A. \(C_i^+=max⁡\left\{0,-y_i-k+C_{i-1}^+\right\}\)
B. \(C_i^-=max⁡\left\{0,y_i-k+C_{i-1}^-\right\}\)
C. \(C_i^-=max⁡\left\{0,-y_i-k+C_{i-1}^-\right\}\)
D. \(C_i^+=max⁡\left\{0,-y_i-k+C_{i-1}^-\right\}\)
Answer» D. \(C_i^+=max⁡\left\{0,-y_i-k+C_{i-1}^-\right\}\)


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