If the two observations are a = 2 and b = -2, then their geometric mean will be

If the two observations are a = 2 and b = -2, then their geometric mean will be

Q. If the two observations are a = 2 and b = -2, then their geometric mean will be:

  1. Zero
  2. Infinity
  3. Impossible
  4. Negative

Answer: Impossible

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