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Math vocab 6
vocab
13
Mathematics
8th Grade
11/02/2012

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Term
number (r), where -1< r < 1, that describes how closely the points in a scatter plot cluster around the least-squares line
Definition
corrlelation coefficent
Term
Set of functions whose graphs have basic charateristics in common. Function is the same family are trasformations of their parent function.
Definition
family of functions
Term
The line off it for which the sum of rthe squares of the residuals is as small as possible
Definition
least-squares line
Term
line that comes closest to all the points in a data set
Definition
line of best fit
Term
statistacal method used to fit a linear model to a given data set
Definition
linear regression
Term
lines in the same plane that do not intersect
Definition
parallel lines
Term
Simplest function with the defining characteristics of the family. Functions in the same family are trans formations of their parent function.
Definition
parent function
Term
lines that intersect at a 90° angles
Definition
perpendicular lines
Term
transformation that reflects, or "flips", a graph or figure across a line
Definition
reflection
Term
signed vertical distance between a data point and line of fit
Definition
residual
Term
transformation that rotates or turns a figure about a point
Definition
rotation
Term
a change in the posistion, size, or shape of a figure or graph
Definition
transformation
Term
transformation that shifts or slides every point of a figure or graph the same distance in the same direction
Definition
translation
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