"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 ...

Almost every day you can find in media commentary that XYZ is causing stocks to fall (or rise). Such definitive statements are common—but what’s almost always missing is statistical proof. And if you ...

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 ...

Once the ranks for the two variables are found, we apply the formula for the correlation to the ranks as follows: Both Spearman’s rank and Pearson’s correlation tests share the purpose of assessing ...

Prof MG Chandrakanth, Retired Director, ISEC, Bengaluru, did doctoral studies in Agricultural Economics from the University of Agricultural Sciences, Bangalore and post doctoral studies in ...

What is a correlation coefficient? In this series, we’ve discussed Royal Dutch Shell’s (RDS.A) divestment plan, its Motiva asset division, its stock’s rise above its 50-day moving average, its ...

Prof MG Chandrakanth, Retired Director, ISEC, Bengaluru, did doctoral studies in Agricultural Economics from the University of Agricultural Sciences, Bangalore and post doctoral studies in ...