Across
- 2. add the numbers together then divide by the number of numbers in the set. Also know as the average
- 5. (k) in a proportional relations, equations are in the form y=kx where 'k' IS this
- 10. the amount of a quantity that has increased or decreased in value from the original amount
- 11. the median of the upper half of an ordered set of data
- 12. a method of simplifying equations so that no fractions remain
- 15. a ratio comparing two quantities, often a comparison of time. For example, miles per hour
- 16. a graphic way of showing a summary of data using the median, quartiles, and extremes of the data
- 17. a number in a set of data that is much larger or much smaller than the other numbers in the set
- 18. initial investment or capital. An initial value
- 19. the median of the lower half of an ordered set of data is the lower quartile
- 20. a number multiplying a variable or product of variables. Example: -3x where -3 IS this
Down
- 1. mean, median, and mode are all a measure of this, which reflect statistical information about a data set
- 3. figures that have the same shape and same angles, but are not necessarily the same size
- 4. multiplying any fraction by this will create a new fraction equivalent to the original fraction
- 6. an amount paid which is a percentage of an initial value (principal)
- 7. a way to measure the spread of data... calculated by subtracting the 1st quartile from the 3rd quartile
- 8. this represents two values in which the values relate to each other equally
- 9. the middle number of an ordered set of data
- 13. a frequency distribution that arranges data from least to greatest. This is a method of organizing data
- 14. a display of data in a bar graph form with the bars representing a range of values