A | B |
outlier | a point which does not follow the trend of the data |
linear regression | line of best fit |
prediction equation | the equation for the line of best fit |
interpolate | making predictions within the graph |
extrapolate | making predictions beyond the graph |
scatter plot | a graph with data points plotted without lines |
positive association | points going up on a scatter plot |
negative association | points going down on a scatter plot |
two-way table | a table organizing bivariate data |
no association | points scattered showing no trend |
quantitative | numerical |
qualitative | categorical |
bivariate data | 2 types of data |
univariate data | one type of data |
independent variable | y (vertical) |
dependent variable | x (horizontal) |
what we use the line of best fit for | making predictions |