# Brockmann (1996), Agresti (1996) and Agresti (2002) 
# stydied if horseshoe crab had a male crab attached 
# to her in her nest. The study investigated factors 
# that affect whether the female crab had any other males:
# -------The variables are--------
# C: the female crab's color, 
# S: spine condition, 
# W: weight in kilograms, 
# Wt: carapace width in centimeters,
# Sa: response outcome for each female crab is her number of satellites.
C	S	W	Wt	Sa 
2	3	28.3	3.05	8
3	3	26	2.6	4
3	3	25.6	2.15	0
4	2	21	1.85	0
2	3	29	3	1
1	2	25	2.3	3
4	3	26.2	1.3	0
2	3	24.9	2.1	0
2	1	25.7	2	8
2	3	27.5	3.15	6
1	1	26.1	2.8	5
3	3	28.9	2.8	4
2	1	30.3	3.6	3
2	3	22.9	1.6	4
3	3	26.2	2.3	3
3	3	24.5	2.05	5
2	3	30	3.05	8
2	3	26.2	2.4	3
2	3	25.4	2.25	6
2	3	25.4	2.25	4
4	3	27.5	2.9	0
4	3	27	2.25	3
2	2	24	1.7	0
2	1	28.7	3.2	0
3	3	26.5	1.97	1
2	3	24.5	1.6	1
3	3	27.3	2.9	1
2	3	26.5	2.3	4
2	3	25	2.1	2
3	3	22	1.4	0
1	1	30.2	3.28	2
2	2	25.4	2.3	0
2	1	24.9	2.3	6
4	3	25.8	2.25	10
3	3	27.2	2.4	5
2	3	30.5	3.32	3
4	3	25	2.1	8
2	3	30	3	9
2	1	22.9	1.6	0
2	3	23.9	1.85	2
2	3	26	2.28	3
2	3	25.8	2.2	0
3	3	29	3.28	4
1	1	26.5	2.35	0
3	3	22.5	1.55	0
2	3	23.8	2.1	0
3	3	24.3	2.15	0
2	1	26	2.3	14
4	3	24.7	2.2	0
2	1	22.5	1.6	1
2	3	28.7	3.15	3
1	1	29.3	3.2	4
2	1	26.7	2.7	5
4	3	23.4	1.9	0
1	1	27.7	2.5	6
2	3	28.2	2.6	6
4	3	24.7	2.1	5
2	1	25.7	2	5
2	1	27.8	2.75	0
3	1	27	2.45	3
2	3	29	3.2	10
3	3	25.6	2.8	7
3	3	24.2	1.9	0
3	3	25.7	1.2	0
3	3	23.1	1.65	0
2	3	28.5	3.05	0
2	1	29.7	3.85	5
3	3	23.1	1.55	0
3	3	24.5	2.2	1
2	3	27.5	2.55	1
2	3	26.3	2.4	1
2	3	27.8	3.25	3
2	3	31.9	3.33	2
2	3	25	2.4	5
3	3	26.2	2.22	0
3	3	28.4	3.2	3
1	2	24.5	1.95	6
2	3	27.9	3.05	7
2	2	25	2.25	6
3	3	29	2.92	3
2	1	31.7	3.73	4
2	3	27.6	2.85	4
4	3	24.5	1.9	0
3	3	23.8	1.8	0
2	3	28.2	3.05	8
3	3	24.1	1.8	0
1	1	28	2.62	0
1	1	26	2.3	9
3	2	24.7	1.9	0
2	3	25.8	2.65	0
1	1	27.1	2.95	8
2	3	27.4	2.7	5
3	3	26.7	2.6	2
2	1	26.8	2.7	5
1	3	25.8	2.6	0
4	3	23.7	1.85	0
2	3	27.9	2.8	6
2	1	30	3.3	5
2	3	25	2.1	4
2	3	27.7	2.9	5
2	3	28.3	3	15
4	3	25.5	2.25	0
2	3	26	2.15	5
2	3	26.2	2.4	0
3	3	23	1.65	1
2	2	22.9	1.6	0
2	3	25.1	2.1	5
3	1	25.9	2.55	4
4	1	25.5	2.75	0
2	1	26.8	2.55	0
2	1	29	2.8	1
3	3	28.5	3	1
2	2	24.7	2.55	4
2	3	29	3.1	1
2	3	27	2.5	6
4	3	23.7	1.8	0
3	3	27	2.5	6
2	3	24.2	1.65	2
4	3	22.5	1.47	4
2	3	25.1	1.8	0
2	3	24.9	2.2	0
2	3	27.5	2.63	6
2	1	24.3	2	0
2	3	29.5	3.02	4
2	3	26.2	2.3	0
2	3	24.7	1.95	4
3	2	29.8	3.5	4
4	3	25.7	2.15	0
3	3	26.2	2.17	2
4	3	27	2.63	0
3	3	24.8	2.1	0
2	1	23.7	1.95	0
2	3	28.2	3.05	11
2	3	25.2	2	1
2	2	23.2	1.95	4
4	3	25.8	2	3
4	3	27.5	2.6	0
2	2	25.7	2	0
2	3	26.8	2.65	0
3	3	27.5	3.1	3
3	1	28.5	3.25	9
2	3	28.5	3	3
1	1	27.4	2.7	6
2	3	27.2	2.7	3
3	3	27.1	2.55	0
2	3	28	2.8	1
2	1	26.5	1.3	0
3	3	23	1.8	0
3	2	26	2.2	3
3	2	24.5	2.25	0
2	3	25.8	2.3	0
4	3	23.5	1.9	0
4	3	26.7	2.45	0
3	3	25.5	2.25	0
2	3	28.2	2.87	1
2	1	25.2	2	1
2	3	25.3	1.9	2
3	3	25.7	2.1	0
4	3	29.3	3.23	12
3	3	23.8	1.8	6
2	3	27.4	2.9	3
2	3	26.2	2.02	2
2	1	28	2.9	4
2	1	28.4	3.1	5
2	1	33.5	5.2	7
2	3	25.8	2.4	0
3	3	24	1.9	10
2	1	23.1	2	0
2	3	28.3	3.2	0
2	3	26.5	2.35	4
2	3	26.5	2.75	7
3	3	26.1	2.75	3
2	2	24.5	2	0