short 'a' words

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Across
  1. 4. sufficient to satisfy a requirement or meet a need
  2. 7. to cover or overlay with a thin sheet of plastic material
  3. 9. expressing refusal or resistance
  4. 10. the value that occurs most frequently in a data set
  5. 11. the study of the stars and planets upon human existence
  6. 13. a plan or method for achieving a specific goal
Down
  1. 1. not making mistakes, carefully precise
  2. 2. the difference between the largest and smallest values in a statistical distribution.
  3. 3. a covering, usually of cloth, suspended or held aloft on poles
  4. 5. injury or harm that reduces value or usefulness
  5. 6. a group of related sciences, including algebra, geometry, and calculus, concerned with the study of number, quantity, shape, and space
  6. 8. the average value of a set of numbers
  7. 12. the middle number or average of the two middle numbers in an ordered sequence of numbers
  8. 14. to examine in detail in order to discover meaning, essential features