Guess the Correlation HCS 445
The Pearson correlation coefficient is a measure of degree of linear relationship between two variables. There are many correlated variables in health research: weight and height, smoking and drinking, health behaviors, etc. The bivariate scatter plot shown below illustrates a strong negative correlation between two variables: The next graph depicts a correlation of 1 (i.e. for a variable correlated with itself): For this discussion, analyze […]