Correlation as measure of association summary

Create a 350- to 700-word summary of correlation as a measure of association, including the following topics:

Describe correlation as a measure of association.
Describe different methods of establishing correlation between variables, and provide an example for each.
Explain the advantages and disadvantages of each method and where each must be applied.
Provide particular circumstances and examples in which a researcher may want to establish correlation.

Format your paper consistent with APA guidelines.