Langer and Rodin Findings and Conclusions

93% of the responsibility induced group showed improvement during the 3 week experimental period. These residents as well as their nurses also reported them becoming happier, more active and having a higher level of interaction and mental alertness. 

71% of the control group became more debilitated during the 3 week experimental period. 

The ratings from all the questionnaires:

• According to the pre-test questionnaires (residents, nurses and the ratings given by the research assistant) were compared. None of the differences approaches significance, which indicates comparability between groups prior to the study.
• According to the post-test questionnaires, the rated level of happiness given by the responsibility induced group was significantly higher after the experimental treatment compared to the comparison group. The percentage in the responsibility induced group was 48% compared to 25% in the comparison group. 
• The responsibility induced group also significantly rated themselves to be more active in the post-test questionnaires compared to the comparison group.
• The ratings given by the research assistant on levels of alertness was also significantly higher for those in the responsibility induced group in the post…