Maeve's Crossword puzzle

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Across
  1. 2. a point in the graph whose y -value is larger than the y -values of both of its immediate neighbors
  2. 3. an arrangement of two dimensional figures that can be folded into a closed figure.
  3. 6. an unfilled space or interval.
  4. 9. the average of a data set, found by adding all numbers together and then dividing the sum of the numbers by the number of numbers.
  5. 11. when something is the same on both sides.
  6. 15. a sentence with a minimum of two numbers or variables and at least one math operation.
  7. 16. the difference between the largest and smallest numbers
  8. 17. one number or value is larger than another number
  9. 18. the middle number in a set of numbers
  10. 19. the number that appears the most in a set of numbers
  11. 20. a three-dimensional solid object in which the two ends are identical.
Down
  1. 1. a statistical chart consisting of data points on a relatively simple scale.
  2. 4. to find the value of the expression when the variable is replaced by a given number.
  3. 5. a data point that lies outside the overall pattern in a distribution.
  4. 7. the bottom number in a fraction that shows the number of equal parts an item is divided into.
  5. 8. a graphical display of data using bars of different heights.
  6. 10. a number or ratio that can be expressed as a fraction of 100.
  7. 12. a special ratio in which the two terms are in different units.
  8. 13. a number with no decimal or fractional part
  9. 14. a comparison of two numbers or measurements.