Make a 350 to 700 word summary of correlation as a measure of association, comprising the given topics:

• describe the correlation as a measure of association.

• describe various methods of establishing correlation between variables and give an illustration for each.

• Describe the merits and demerits of each method and where each must be applied.

• Provide particular circumstances and illustrations in which a researcher might want to establish correlation.

Format your paper consistent by APA guidelines.