Boxplot statistics
Placement	lower whisker	lower hinge	median	upper hinge	upper whisker
yes	52.33	59.67	62.4	65.07	69.93
no	52.67	58.67	61.33	64.13	72.07

Trimmed Mean Equation
Placement	No Placement
60.7200888888889	62.0872486772487