What is the value of EWMS?
Posted: Thu Jul 14, 2022 1:54 pm
a) \(S_i^2= λ(x_i-μ)^2-(1-λ) S_{i-1}^2\)
b) \(S_i^2= λ(x_i-μ)^2-(1+λ) S_{i-1}^2\)
c) \(S_i^2= λ(x_i-μ)^2+(1-λ) S_{i-1}^2\)
d) \(S_i^2= λ(x_i-μ)^2+(1+λ) S_{i-1}^2\)
b) \(S_i^2= λ(x_i-μ)^2-(1+λ) S_{i-1}^2\)
c) \(S_i^2= λ(x_i-μ)^2+(1-λ) S_{i-1}^2\)
d) \(S_i^2= λ(x_i-μ)^2+(1+λ) S_{i-1}^2\)