主成份分析-蔬菜产出.sas

sas的程序 有关多元统计下的 很有用

data ex;
input x1-x13;
cards;
6610	4620	792	100.00	121.2	725.95	26.41	22.6	8.49	1510	686	6.21	12.01
6916	4749	891	106.10	123.77	812.96	26.94	22.79	8.51	1701	709	6.58	18.59
7030	4189	821	116.29	89	938.29	27.46	23.43	8.93	2027	784	6.65	17.38
8084	5131	861	134.54	127.34	1051.5	27.99	24.58	9.41	2577	922	6.78	15.66
8921	6510	923	185.94	140.58	1357.1	28.51	25.72	9.85	3496	1221	6.88	21.17
9514	8582	1032	240.42	146	1702.4	29.04	26.86	10.2	4283	1578	7.02	14.86
10368	9036	795	284.65	104.10	2024.2	30.48	27.89	10.6	4839	1926	7.28	13.93
11278	9069	818	283.23	 99.70	2208.2	31.91	28.29	10.3	5160	2090	7.41	19.68
12291	7464	694	284.08	102.59	2336.7	33.35	28.42	10.2	5425	2162	7.55	16.17
13346	7905	699	285.22	115.56	2475.2	34.78	28.32	10.3	5854	2210	7.71	17.09
15237	9669	705	303.19	92.72	2694.7	36.22	28.44	10.7	6280	2253	7.93	21.94
16339	9794	680	312.89	113.72	2945.7	37.66	28.61	11.0	6860	2366	8.12	20.42
17353	10000	580	315.39	121.0	3184.9	39.09	28.72	11.5
	7703	2476	8.35	17.67
;
proc princomp out=prin;
var x1-x13;
run;
proc print data=prin;
var prin1-prin13;
run;