Based on the information when analyzing his results, he should take into account that he may not be able to generalize his finding.
Sine we were told that Jafar investigated their reactions to advertisements that may use of humor , Jafar may mot be able to generalized his finding.
The reason why he may not be able to generalized his finding to the larger population of adult based on the result of his experiment conducted on the student participants is because
Jafar has a convenience sample.
Inconclusion when analyzing his results, he should take into account that he may not be able to generalize his finding.
Learn more about experiment with student participants here:https://brainly.com/question/25820824