Our teacher already knows there is a positive relationship between how much time was spent on an essay and the grade the essay gets, but we’re going to need some data to demonstrate this properly.

The second part of this example uses the parameter estimates to score a new data set. The following code produces Output 57.2.4 and Output 57.2.5: /* The FITNESS2 data set contains observations 13-16 ...

Correlation vs Regression: Both correlation and regression are two powerful tools of statistics and data analysis used to understand the relationships between variables. However, they serve distinct ...