Tomorrow we have our chapter 7 vocab quiz...then, it's on to some new stuff--residuals, the coefficient of determination, and linear regression!
Here are the (chapter 7) words that could end up on tomorrow's quiz:
- Explanatory (or predictor) variable
- Response Variable
- Scatterplot
- Bivariate
- Outlier (in regard to a scatterplot)
- Lurking Variable
- Correlation (r)
- Association
- Positive Correlation/Association
- Negative Correlation/Association
- What three things do we have to comment on when we describe a scatterplot?
- Direction
- Form/Shape
- Strength
- What three things do we have to check to see if it's appropriate to use correlation? (conditions)
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