What is a correlational study? There are many correlational study definitions but I am going to tell you a simple one. The correlational study is the study of the relationship between two variables.

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 ...

Correlation studies of Google search results have a long tradition in SEO. But they also may be unreliable for providing insights into how Google ranks web pages. Using insights from correlation ...

Adam Hayes, Ph.D., CFA, is a financial writer with 15+ years Wall Street experience as a derivatives trader. Besides his extensive derivative trading expertise, Adam is an expert in economics and ...

Crime rates rise with ice cream consumption. Divorce rates rise as people use more margarine. These are classic examples of spurious correlations (Fletcher, 2014). Statistically, these variables move ...

Today’s post is the third, and final, one in a series providing guidance to teachers on how to interpret education research. Cara Jackson currently serves as the president of the Association for ...