following is not a stationary time series model, where Y, are i.i.d N(0,02) random variables and are WN(0,02)

MATLAB: An Introduction with Applications
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Author:Amos Gilat
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Chapter1: Starting With Matlab
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Which of the following is not a stationary time series model, where y, are i.i.d N (0,02) random variables and
ⒸAY₁ = a +8Y₁-1 + Ea and are constants
ⒸB. Y₁ = (₁ + E-1)
+
OCY₂ = 8+ Y₁-1¹
8 the drift.
D. Y₁ = tt-1
E. None of the provided options.
Et are WN(0,02)
Transcribed Image Text:Which of the following is not a stationary time series model, where y, are i.i.d N (0,02) random variables and ⒸAY₁ = a +8Y₁-1 + Ea and are constants ⒸB. Y₁ = (₁ + E-1) + OCY₂ = 8+ Y₁-1¹ 8 the drift. D. Y₁ = tt-1 E. None of the provided options. Et are WN(0,02)
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