Scatter Graphs

Scatter graphs

• To see if there is a connection between two sets of data we can plot a scatter graph.
• The relationship between two sets of data is called the correlation.
• Often you can be asked to draw a line of best fit or describe the correlation.

Correlations

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• Pie de imagen: Positive correlation
• Pie de imagen: Positive correlation
• Pie de imagen: Strong positive correlation

Correlations

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• Pie de imagen: Negative correlation
• Pie de imagen: Strong negative correlation

Correlations

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• Pie de imagen: Zero correlation

Correlations

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• Pie de imagen: Perfect correlation