Math Crossword

2. Difference between the highest and lowest values in a set of numbers.
4. The number in a set of numbers that appears the most often.
9. The middle value.
10. The likelihood of an event happening.
11. Separate or be separated into parts.
13. Equation in which two ratios are set equal to each other.
14. A symbol written above and to the right of a mathematical expression to indicate the operation of raising to a power.
17. A single number taken as representative of a list of numbers.
18. Comparison of two or more numbers that indicates their sizes in relation to each other.

1. The relationship between two quantities.
3. An outcome of a random experiment.
4. Obtain from another that contains the first number a specified number of times.
5. A key number whose value is fixed by an unambiguous definition.
6. A rough calculation.
7. To hypostasize an estimate.
8. A rate, number, or amount in each hundred.
9. A quantity that has a value intermediate between those of the extreme members of some set.
12. The relation between two expressions that are not equal.
15. A circumstance, fact, or influence that contributes to a result or outcome.
16. A real number on the base ten standard numbering system.