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Correlation
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Strong positive correlation will have r close to 1.
Strong negative correlation will have r close to 1.
Weak positive correlation r is closer to 0.5 than to 0 or 1.
Weak negative correlation r is closer to 0.5 than to 0 or 1.
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WUp:
Andrea has a science project, and she recorded the height of her petunias growth in centimeters over time in a chart. From this chart, she creates a scatter plot and then computes an equation, y = 2.3x + 5. Explain what her slope and yintercept mean. Is her yintercept relevant?