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10 Cards in this Set
- Front
- Back
system of equations
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two or more equations that together define a relationship between variables
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scatter plot
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a graph plotted points that show the relations between two sets of data
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bivariate data
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data for two variables (usually two types of related data)
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relative frequency
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how often something happens divided by all outcomes
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linear association
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equation whose graph forms a straight line
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non-linear association
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equation whose graph does not form a straight line
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positive correlation
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the values increase together
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negative correlation
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one value decreases as the other increases
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outlier
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values that "lie outside" the other values
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line of best fit
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a line on a graph showing the general direction that a group of points seem to be heading
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