Missing-Values Adjustment for Mixed-Type Data

Table 1

Missing values in all the variables: mean relative error.

Data set	𝜏	Weights	T15A10	T25A10	T40A10	T15A20	T25A20	T40A20
Hearts	8	Distatis	14.98	15.91	16.26	13.87	16.05	17.66
		Proportional	14.85	17.12	16.66	13.40	17.13	17.81
		Uniform	14.23	16.37	15.38	14.75	16.47	18.41
		Eq. 𝜇	15.50	17.28	16.20	13.62	17.12	17.75
		Eq. 𝜎	14.14	14.82	15.98	11.52	14.31	16.14
Cars	12	Distatis	24.20	24.69	26.27	39.70	37.31	37.40
		Proportional	24.84	24.40	25.45	31.63	33.61	33.03
		Uniform	23.28	25.59	25.86	39.84	37.46	37.12
		Eq. 𝜇	25.53	24.86	26.78	38.40	37.19	36.82
		Eq. 𝜎	38.41	36.55	37.03	39.51	40.00	37.22
Medicare	7	Distatis	64.95	71.32	71.75	71.15	69.09	71.53
		Proportional	65.23	68.03	70.44	66.74	65.20	66.27
		Uniform	68.23	72.10	74.59	71.63	70.11	75.81
		Eq. 𝜇	66.71	71.98	74.24	71.81	69.40	75.24
		Eq. 𝜎	68.60	71.67	73.25	73.22	69.22	69.97
Fatalities	20	Distatis	108.02	123.86	122.08	145.22	142.89	128.83
		Proportional	161.37	170.39	156.02	171.66	168.77	152.75
		Uniform	122.32	133.57	131.89	151.60	144.03	132.22
		Eq. 𝜇	133.87	145.28	139.10	153.47	148.96	136.95
		Eq. 𝜎	87.40	83.19	80.90	95.88	94.80	91.38
Credit appr.	5	Distatis	25.42	25.96	26.38	23.5	23.63	24.59
		Proportional	26.36	26.62	27.08	23.19	23.87	24.39
		Uniform	25.46	25.82	26.26	23.27	23.65	24.68
		Eq. 𝜇	25.68	25.96	26.25	23.18	23.57	24.65
		Eq. 𝜎	25.76	25.78	26.28	23.39	23.81	24.78