3.6 LSRL and Outliers

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Flashcards focusing on key vocabulary related to least-squares regression and the impact of outliers.

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7 Terms

1

Least-Squares Regression Line

The line that minimizes the sum of the squared residuals.

2

Residuals

The difference between observed and predicted values in a regression analysis.

3

Outlier

A data point that differs significantly from other observations in a dataset.

4

Gesell Adaptive Score

A measure from an aptitude test used to assess a child's development.

5

Scatterplot

A graph that shows the relationship between two quantitative variables.

6

Y-Intercept

The point where the regression line crosses the Y-axis.

7

Slope

The rate at which the dependent variable changes for a unit change in the independent variable.