Week 4 DQ 2: Regression Explain the relationship between correlation & regression. What do the two approaches have in common, & how are they different? In what types of research might one approach be preferred over the other? Explain & justify your response. Be sure that your discussion refers to both predictor & criterion variables as well as their role in the regression equation.

Explain the relationship between correlation & regression. Statistics are not always black & white especially when examining the association between two or more variables. Sales & marketing is one good example of explaining the relationship between regression & correlation. Using statistics companies can use correlation & regression to survey how much advertising & marketing is needed in...