Boxplot statistics
Variable	lower whisker	lower hinge	median	upper hinge	upper whisker
Invoer	100.5	118.72	129.075	139.14	168.89
TIP	80.9	96.9	103	112.7	122.4
cons	95.05	101.88	104.37	109.32	111.75

Boxplot Notches
Variable	lower bound	median	upper bound
Invoer	125.218762223988	129.075	132.931237776012
TIP	100.016231299658	103	105.983768700342
cons	102.964984865155	104.37	105.775015134845