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Two correlation/association coefficients: Pearson \(r_0\) and Spearman \(r_1\), are reviewed and compared.
data(Zoutus)
A data frame with 19 observations on the following two variables.
Total procedure time. Minutes on a natural log scale.
Dose of CT fluoroscopy-guided procedure. Rads on a natural log scale.
Both correlation coefficients confirm that the log of total time and the log of dose are correlated strongly and positively.
# NOT RUN { data(Zoutus) head(Zoutus) # }
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