标题: 生成数据集 [打印本页] 作者: shiyiming 时间: 2010-1-28 15:22 标题: 生成数据集 有5个变量，分别为[b:1bikg1zd]name[/b:1bikg1zd]，[b:1bikg1zd]type[/b:1bikg1zd] (NP for national park or NM for national monument), [b:1bikg1zd]region[/b:1bikg1zd] (East or West),[b:1bikg1zd]meseums[/b:1bikg1zd](number
of museums),[b:1bikg1zd]camping[/b:1bikg1zd](number of campgrounds),数据如下：
Dinosaur NM West 2 6
Ellis Island NM East 1 0
Everglades NP East 5 2
Grand Canyon NP West 5 3
Great Smoky Mountains NP East 3 10
Hawaii Volcanoes NP West 2 2
Lava Beds NM West 1 1
Statue of Liberty NM East 1 0
Theodore Roosevelt NP . 2 2
Yellowstone NP West 9 11
Yosemite NP West 2 13
不对上数据作任何变动，生成上数据的数据集。
谢谢！！！作者: shiyiming 时间: 2010-1-28 15:52 标题: Re: 生成数据集 LAOMAI <!-- s:D --><img src="{SMILIES_PATH}/icon_biggrin.gif" alt=":D" title="Very Happy" /><!-- s:D -->作者: shiyiming 时间: 2010-1-28 16:20 标题: Re: 生成数据集 CAUTION:仅用于9.2
[code:1w6ntt8q]data raw(drop=position length);
length Name $20 Type $2 Region $4;
input;
call scan(_infile_,-4,position,length,' ');
name=substrn(_infile_,1,position-2);
type=scan(_infile_,-4,' ');
region=scan(_infile_,-3,' ');
Meseums=input(scan(_infile_,-2,' '),best.);
Camping=input(scan(_infile_,-1,' '),best.);
datalines;
Dinosaur NM West 2 6
Ellis Island NM East 1 0
Everglades NP East 5 2
Grand Canyon NP West 5 3
Great Smoky Mountains NP East 3 10
Hawaii Volcanoes NP West 2 2
Lava Beds NM West 1 1
Statue of Liberty NM East 1 0
Theodore Roosevelt NP . 2 2
Yellowstone NP West 9 11
Yosemite NP West 2 13
;[/code:1w6ntt8q]作者: shiyiming 时间: 2010-1-28 16:33 标题: Re: 生成数据集 谢谢！程序有点看不懂。