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MMLU-Pro / 7123 / For an autoregressive process to be considered stationary

Problem

Answer published by the source. Consult the official source to check your work against its answer.

question

For an autoregressive process to be considered stationary

category

economics

options

  1. The roots of the characteristic equation must all be greater than one in absolute value
  2. The roots of the characteristic equation must all be equal to one
  3. The roots of the characteristic equation must all be imaginary numbers
  4. The roots of the characteristic equation must all be negative
  5. The roots of the characteristic equation must all be less than one in absolute value
  6. The roots of the characteristic equation must all lie outside the unit circle
  7. The roots of the characteristic equation must all lie inside the unit circle
  8. The roots of the characteristic equation must all be positive
  9. The roots of the characteristic equation must all lie on the unit circle
  10. The roots of the characteristic equation must all be real numbers

src

ori_mmlu-econometrics

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Source and history

Official source

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