Wolfram Language
WOLFRAM LANGUAGE FEATURED EXAMPLE

Create a Correlation Table

Correlation tables are one way of visualizing the correlation between different measures. The correlation table here uses inflation rates of the members of the Group of Eight (G8) and is also color coded, with higher levels of correlation appearing in warmer colors.

    
Get the members of the G8:
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Get inflation rates for the last decade:
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Find the correlation matrix:
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Create the correlation table by overlaying Grid over ArrayPlot with control over ImageSize:
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Create a weighted adjacency graph as an alternative visualization for the considerably correlated countries with the coefficients greater than 0.4:
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