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Viewing All Flashcards for Stat Ch. 4
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Answers
1)
Y-variable;the variable whose value can be explained by the predictor variable
 
Response
2)
X-variable;the variable whose value can explain the response variable
 
Explanatory variable
3)
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Scatter diagram
4)
Two variables that are linearly related;when the value of one variable increases, the value of the other variable increases also
 
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5)
Two variables that are linearly related;when the value of one variable increases, the value of the other variable decreases
 
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6)
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(sample) linear correlation coefficient
7)
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Least-squares regression line
8)
Measures the proportion of total variation in the response variable that is explained by the least-squares regression line
 
Coefficient of determination, R^2
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