The similarities and differences between correlation and regression. Correlation and regression are two closely related topics in statistics. For each of the following statements, indicate whether the statement is true of correlation, true of regression, true of both correlation and regression, or true of neither correlation nor regression.
Regression Correlation Both Correlation Neither
and Regression Correlation
nor Regression
Can tell you whether one
variable (such as smoking)
causes another (such as cancer).
Can be influenced by extreme
values on one or both variables.
Can tell you the degree to which
a linear relationship exists between
two variables.