Across
- 2. sample A sample in which all members of a population have an equal chance of being chosen
- 5. Any group of people or item selected from a population
- 7. variable A variable that you need to now first, and is located on the X axis
- 9. Whole group of people or items being studied
- 13. of best fit A curve that comes closest to the points on a scatter plot of a non-linear relation
- 14. of best fit A straight line that comes closest to the points on a scatter plot
- 15. A straight line when graphed
- 16. random sample Choosing members of a population at fixed intervals from a randomly selected number
- 18. The prediction involves a point inside the range of values of the independent variable
- 22. trend All points move down to the right; starting at the top left corner
- 23. trend Points all move up to the top right corner; starting at the bottom left corner
- 24. Help us determine if a relationship exists and make predictions
Down
- 1. Error resulting from choosing a sample, that doesn't represent the whole population
- 3. A measurement that differs significantly from the data set
- 4. Theory or statement
- 6. time graph Shows an object's distance from a fixed point over a period of time
- 8. The value of the independent variable is external to the range of recorded data
- 10. data Original data that a resource gathers, specifically for an experiment or survey
- 11. Points that are arranged following a rule
- 12. plot Graph that shows the relationship between two sets of numeric data
- 16. Numerical data, collection, organization, or analysis of data
- 17. data Data that was gathered for some other purpose
- 19. hypothesis A theory that has opposite meaning of the original hypothesis
- 20. sampling Using a method that is not random to choose a sample from a population
- 21. A survey of all members of a population