Correlation coefficients are indicators of the strength of the linear relationship between two different variables, x and y. A linear correlation coefficient that is greater than zero indicates a ...

The purpose of this paper is to present tables for the construction of confidence limits on the multiple correlation coefficient when sampling from a k-variate normal population. Ezekiel and Fox [3, ...

Now let’s examine the correlation between Chevron’s (CVX) stock, crude oil, and natural gas prices. The correlation coefficient shows the relationship between two variables. A correlation coefficient ...

The product moment correlation coefficient is often used even for ordinal data with only a few scale steps. This procedure may lead to biased results, where the bias depends on the number of scale ...

Water solubility and Henry’s law constant in alkanes found in crude oil have been calculated and set in an easy-to-use table. In addition, we have developed a new correlation for solubility of water ...

Although 4 of 9 sectors have a correlation of 0.93-0.94 with S&P 500, no pair of individual sectors exceeds 0.87. Utilities is by far the least correlated sector to all others. The energy sector was ...