$$\text { A regression line was calculated as } y ^ { \prime } = 9.7 - 3.2 x \text {. The slope of this line is } - 3.2 \text {. }$$

question 43

True/False

$$\text { A regression line was calculated as } y ^ { \prime } = 9.7 - 3.2 x \text {. The slope of this line is } - 3.2 \text {. }$$

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Definitions:

Odds Ratio

A statistic that quantifies the strength of the association between two events, typically used in case-control studies.

Probability

A numerical expression ranging from 0 to 1 that indicates the probability of an event taking place.

Correlation Matrix

A table showing the correlation coefficients between sets of variables to summarize their mutual relationships.

Stepwise Regression

A method of fitting regression models in which the choice of predictive variables is carried out by an automatic procedure, entering and removing predictors based on specific criteria.