Synthetic data set Tuesday

lecturers/Nicolas/lm.exercise.data.txt

+"y"	"x"	"z"
+-0.909756548582618	2.46170637708295	1.27277445482252
+11.376990080371	5.94145280796229	-1.48705218203546
+1.72272082793011	3.14861800048537	4.5804969617416
+-6.16312278765597	10.7768390378787	3.24229173869514
+6.71769348271644	11.7954428557376	1.35442814978491
+-0.169527146415094	14.5617227914136	0.911153184277097
+1.74401220972197	18.9227896531973	-1.76327916894443
+-8.80988741797101	17.2799660799045	6.8815925136262
+-1.12670289770299	21.2636467370828	1.16375934669916
+-0.00437256437925415	27.7596639304432	3.55907603643107
+4.31162883198335	26.9122341923282	3.42075624005774
+4.17529545289114	29.7108562853304	-0.739920265647183
+8.20237716193544	39.2024873255502	-1.94375535715508
+1.5977446231506	40.1253128588125	1.41911107483929
+5.35056443168141	43.6040977838171	0.674308651653961
+0.620342224472203	40.508677357116	1.75818022500943
+6.28111895161037	49.2285478228924	0.922853110425292
+1.84088282139783	51.7842036399679	-0.805334193437204
+7.05230377388424	56.2097547247195	-0.212004580937585
+4.34000995470397	51.2907121845547	-0.947179710734869
+5.67213513184674	57.1567625503324	0.263820494299529
+-0.22530916405757	58.7362303129754	0.374975496859908
+4.41664813349567	62.9130507430897	2.13317916435549
+14.3576094644326	66.5047616429968	-2.32203876824932
+10.3846388518747	70.6986568950906	-0.732346591925287
+14.6393986860606	79.4899266590262	-1.52443113229333
+10.4636003861634	80.1806667931199	-3.50120306173641
+9.17076816220583	82.9317015038247	2.17329971689274
+1.39445484792714	83.5464350502361	1.0228089561488
+8.62112531613397	88.749244347646	0.176686726314658
+3.75104817018417	87.1979305914027	0.240844467688684
+0.215985791486853	92.923306422665	4.22174214554689
+4.7276332236672	93.5968100722317	2.10339999168194
+10.311194012441	97.5155190326204	-0.405803508168145