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10 cards from this deck
Relationship between two variables via plotted data points
Points forming patterns close to a straight line
Both variables increase together; upward-sloping pattern
One increases, other decreases; downward-sloping pattern
No clear relationship; points randomly scattered
Data point that doesn't follow the general pattern
Straight line passing as close as possible to data points, showing overall trend
Predicting values within range of existing data (more reliable)
Predicting values outside range of data (less reliable)
No, it doesn't prove one variable causes changes in another
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