Skin Color Project Vocab
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15 Terms
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Rise over run
A common saying to determine the slope of a line on a graph
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Association
How two variables interact to create a trend in a data set
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Cluster
A part of a scatterplot where many data points are plotted closely together
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Equator
The central line of latitude. Skin color tends to get darker as people live closer to this line
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Line of best fit
A line that represents the general direction of data points in a scatter plot. It can also help us to predict values.
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Melanin
A chemical in your body made up of tiny grains that determine the color of your skin
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Outlier
A data point that falls far away from other data points in a scatterplot. This data point is unexpected
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Slope
How quickly a line of best-fit increases or decreases
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y^2-y^1/x^2-x^1
The formula to determine slope using two data points
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Validity
When data is considered to be correctly formatted or stored.
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Completeness
When a set of data includes all possible values
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Uniqueness
When a set of data is free from duplicate data points
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X-Axis
The horizontal axis of a scatterplot
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Y-Axis
The vertical axis of a scatterplot
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Data Point
A single piece of a larger data set
Note 
Flashcards (20)