a listing


			income

sex	day	statistic	tip	Total Bill
Female	Thur	Ntot	32	32
		N	32	32
		Nmiss	0	0
		Mean	2.58	16.72
		Median	2.00	13.79
		SD	1.11	7.76
		Min	1.25	8.35
		Max	5.17	43.11
		90% CLM	2.24 - 2.91	14.39 - 19.04

	Fri	Ntot	9	9
		N	9	9
		Nmiss	0	0
		Mean	2.78	14.15
		Median	3.00	15.38
		SD	0.94	4.79
		Min	1.00	5.75
		Max	4.30	22.75
		90% CLM	2.20 - 3.36	11.18 - 17.11

	Sat	Ntot	28	28
		N	28	28
		Nmiss	0	0
		Mean	2.80	19.68
		Median	2.62	18.36
		SD	1.23	8.81
		Min	1.00	3.07
		Max	6.50	44.30
		90% CLM	2.40 - 3.20	16.85 - 22.52

	Sun	Ntot	18	18
		N	18	18
		Nmiss	0	0
		Mean	3.37	19.87
		Median	3.50	17.41
		SD	1.14	7.84
		Min	1.01	9.60
		Max	5.20	35.26
		90% CLM	2.90 - 3.83	16.66 - 23.09

Male	Thur	Ntot	30	30
		N	30	30
		Nmiss	0	0
		Mean	2.98	18.71
		Median	2.53	16.98
		SD	1.35	8.02
		Min	1.44	7.51
		Max	6.70	41.19
		90% CLM	2.56 - 3.40	16.23 - 21.20

	Fri	Ntot	10	10
		N	10	10
		Nmiss	0	0
		Mean	2.69	19.86
		Median	2.60	17.21
		SD	1.14	10.02
		Min	1.50	8.58
		Max	4.73	40.17
		90% CLM	2.03 - 3.35	14.05 - 25.66

	Sat	Ntot	59	59
		N	59	59
		Nmiss	0	0
		Mean	3.08	20.80
		Median	3.00	18.24
		SD	1.79	9.84
		Min	1.00	7.74
		Max	10.00	50.81
		90% CLM	2.69 - 3.47	18.66 - 22.94

	Sun	Ntot	58	58
		N	58	58
		Nmiss	0	0
		Mean	3.22	21.89
		Median	3.08	20.73
		SD	1.27	9.13
		Min	1.32	7.25
		Max	6.50	48.17
		90% CLM	2.94 - 3.50	19.88 - 23.89

a footnote