12 terms

Causation

when a change in one quantity causes a change in another

Correlation coefficient

a number r from -1 to 1 that tells you how closely the equation models the data set

Extrapolation

predicting a value outside of the range of known values

Interpolation

estimating a value between two known values

Line of Best Fit

a trend line that shows the relationship between two sets of data most accurately

Negative Correlation

when y tends to decrease as x increases in a relationship between two sets of data

No Correlation

when two sets of data are not related

Positive Correlation

when y tends to increase as x increases in a relationship between two sets of data

Scatter Plot

a graph that relates two different sets of data by displaying them as ordered pairs

Trend Line

a line on a scatter plot,drawn near the points, that shows a correlation

Implication

a conclusion that follows from previously stated ideas or reasoning without being explicitly stated

Representation

a way to display or describe information