(4) Correlation
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Last updated 8:37 PM on 12/17/25
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7 Terms
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Bivariate data
Data which has pairs of values for two variables
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Correlation
Describes the nature of the linear relationship between two variables
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Casual relationship of variables
A change in one variable causes a change in the other (causation)
Correlation does not imply causation
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Regression line equation
y = a + bx
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Positively correlated data
b is positive
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Negatively correlated data
b is negative
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When to use regression line equation to predict dependent variable values
When the values are within the range of data (interpolation)
Note 
Flashcards (46)