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Advanced Func.

Quiz yourself by thinking what should be in each of the black spaces below before clicking on it to display the answer.
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Question
Answer
Regression Equation   Y=a+bx+c  
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Residuals   The vertical distance between a data point and the graph of a regression equation.  
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Best Fit Line   Shows whether two variables appear to be correlated  
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Correlation Coefficient   A number between −1 and +1 calculated so as to represent the linear dependence of two variables or sets of data.  
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Interpolate   Insert (something) between fixed points.  
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Linear Function   A mathematical equation in which no independent-variable is raised to a power greater than one.  
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Regression   A statistical measure that attempts to determine the strength of the relationship between one dependent variable (usually denoted by Y) and a series of other changing variables (known as independent variables).  
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Y-Intercept   The point at which the line crosses the y axis.  
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Slope   The measure of the steepness of a line.  
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Extrapolate   An estimation of a value based on extending a known sequence of values or facts beyond the area that is certainly known  
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