Read the following journal article. Critically evaluate the research study it reports. Focus mainly on the “Introduction” and “Methods” sections of the article.
The article is: HÃ¼lsheger, U.R., Lang, J.W.B., Schewe, A.F., & Zijlstra, F.R.H. (2015). When regulating emotions at work pays off: A diary and an intervention study on emotion regulation and customer tips in service jobs. Journal of Applied Psychology, 100(2), 263-277.
Textbook: Gravetter, F.J., & Forzano, L.B. (2016) Research Methods for Behavioral Sciences (5th Edition.). NY: Wadsworth Cengage Learning
Attached the journal article and requirements