A cusum for normal variance is having the value of upper cusum equal to __________
Posted: Thu Jul 14, 2022 1:54 pm
a) \(C_i^+=max(0,C_{i-1}^+ + S^2 – k)\)
b) \(C_i^+=max(0,C_{i-1}^+ + S^2 + k)\)
c) \(C_i^+=max(0,C_{i-1}^+ – σ^2 + k)\)
d) \(C_i^+=max(0,C_{i-1}^+ + σ^2 + k)\)
b) \(C_i^+=max(0,C_{i-1}^+ + S^2 + k)\)
c) \(C_i^+=max(0,C_{i-1}^+ – σ^2 + k)\)
d) \(C_i^+=max(0,C_{i-1}^+ + σ^2 + k)\)