short 'a' words

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Across
  1. 2. the average value of a set of numbers
  2. 3. fire-breathing mythical beast
  3. 4. the middle number or average of the two middle numbers in an ordered sequence of numbers
  4. 7. the wormlike larva of a butterfly or moth
  5. 10. The value that occurs most frequently in a data set
  6. 12. a burrowing animal with long ears and a short tail
  7. 13. a pattern of behavior acquired through frequent repetition
Down
  1. 1. a joyful song, usually sung at Christmas time
  2. 3. vigorously active or forceful, energetic
  3. 5. movie theatre
  4. 6. accommodation used sometimes when camping
  5. 8. location where you live
  6. 9. the difference between the largest and smallest values in a statistical distribution.
  7. 11. a living organism characterized by voluntary movement