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 ...

Claire Boyte-White is the lead writer for NapkinFinance.com, co-author of I Am Net Worthy, and an Investopedia contributor. Claire's expertise lies in corporate finance & accounting, mutual funds, ...

In this series, we’ve analyzed Phillips 66’s (PSX) stock movements, business segments, leverage, cash flows, and valuations. In this final part, we’ll test the correlation between Phillips 66 and ...

What is Pearson correlation test, Pearson product moment correlation or Pearson r? Pearson’s correlation helps us understand the relationship between two quantitative variables when the relationship ...

"Correlation doesn't imply causation, but it does waggle its eyebrows suggestively and gesture furtively while mouthing 'look over there.'" Randall Munroe, Science & Math Cartoonist Chances are when ...

Most studies include multiple response variables, and the dependencies among them are often of great interest. For example, we may wish to know whether the levels of mRNA and the matching protein vary ...

This article deals with the use and misuse of the correlation coefficient when the dependent variable is of a dichotomous 0,1 nature. It focuses particularly on problems relating to curvilinearity and ...