Another criticism of the study is that it has low ecological validity, and the results may not be applicable outside of the lab. (simplypsychology.org)
One strength of this study is that it had high ecological validity compared with lab studies which tend to control variables and use student populations as research participants. (simplypsychology.org)
Ultimately, real - world observational studies like this have to sacrifice some control in exchange for greater ecological validity. (sweatscience.com)