Research conducts a study to identify the relationship between gender (1=male; 2=female) and emotion type (1=extrinsic oriented; 2=intrinsic oriented) in a group of inland revenue officers. Which...

Research conducts a study to identify the relationship between gender (1=male; 2=female) and emotion type (1=extrinsic oriented; 2=intrinsic oriented) in a group of inland revenue officers.

Which correlation coefficient is appropriate for the study? Elaborate the reason for your answer