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Graphing Notes Part 2
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Patterns When you graph data, you can identify what the pattern or trend of the data is.
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Linear Graph A linear graph is a graph with a straight line.
This line shows the relationship between the x-axis and y-axis.
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Nonlinear Graph A nonlinear graph is any graph that does not use a straight line. Sometimes the relationship between the x-axis and y-axis is shown with a curved line.
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Direct Nonlinear The line on a direct nonlinear curves upward.
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Inverse Nonlinear The line on an inverse nonlinear graph slopes downward.
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Reproducibility of Data
Scientist want their results to be able to be reproduced or repeated. If the data is not reproducible, then the results are NOT accepted as true.
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Describing a Set of Data
MEAN: This is the average of the data collected of the dependent variable. MEDIAN: This is the value of the data point in the middle. MODE: This is the number that appears most often.
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Slope of a Line Slope is the degree of slant of a line.
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Calculating the Slope Rise = the vertical change
Run = the horizontal change. Slope is calculated by dividing rise by run. 5/7 = .7
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THE END
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