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Q2 (2 points): Consider the model (1 1.1B + 0.832);ct = (1 1.73 + 0.7232)wt 1. Verify Whether it is stationary, or invertible, or both.

Q2 (2 points): Consider the model (1 1.1B + 0.832);ct = (1 1.73 + 0.7232)wt 1. Verify Whether it is stationary, or invertible, or both. Hint: |a + bi| 2 Va? + b2. 2. Express the model in an MA representation if it exists

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