Ononot — A researcher creates a heatmap for a 5 \times 5 correlation

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Data Visualizationhard

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A researcher creates a heatmap for a $5 \times 5$ correlation matrix $C$ . If the value $C_{ij}$ represents the correlation between variable $i$ and variable $j$ , and the matrix is given by $C_{ij} = \rho^{|i-j|}$ for some parameter $0 < \rho < 1$ , which of the following statements about the visualization is/are true?