Math Crossword

2. Equation in which two ratios are set equal to each other.
6. A key number whose value is fixed by an unambiguous definition.
7. A real number on the base ten standard numbering system.
9. Separate or be separated into parts.
10. A circumstance, fact, or influence that contributes to a result or outcome.
12. The relation between two expressions that are not equal.
15. To hypostasize an estimate.
18. The likelihood of an event happening.
19. Difference between the highest and lowest values in a set of numbers.
20. A rough calculation.

1. The middle value.
3. A rate, number, or amount in each hundred.
4. The number in a set of numbers that appears the most often.
5. Obtain from another that contains the first number a specified number of times.
8. A quantity that has a value intermediate between those of the extreme members of some set.
11. Comparison of two or more numbers that indicates their sizes in relation to each other.
13. A symbol written above and to the right of a mathematical expression to indicate the operation of raising to a power.
14. A single number taken as representative of a list of numbers.
16. The relationship between two quantities.
17. An outcome of a random experiment.