A 2012 study of freely forming groups in bars all over Europe examined the natural behavior of groups The researchers recorded the group size number of individuals in the group of all 501 groups in the study that were naturally laughing The findings were displayed in the figure below 300 Number of groups 250 200 150 52 3 5 100 50 0 254 2 Enter your answer here 168 3 The median laughter group size in this study is The mean laughter group size in this study is 100 2 2 7 2 04 52 4 5 Laughter group size 21 6 6