Boxplot statistics
Variable	lower whisker	lower hinge	median	upper hinge	upper whisker
X1	75	90.5	100	108.5	131
X2	26	44.5	50	60.5	79
X3	16	24	28	33	46
X4	14	35	53	60	90

Boxplot Notches
Variable	lower bound	median	upper bound
X1	96.97	100	103.03
X2	47.31	50	52.69
X3	26.48	28	29.52
X4	48.79	53	57.21

Boxplot Means
Variable	trimmed mean	unbiased SD
X1	100.17	12.75
X2	52.43	12.02
X3	28.88	7
X4	49.72	17.53