{"id":264057,"date":"2024-05-15T15:25:40","date_gmt":"2024-05-15T07:25:40","guid":{"rendered":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/264057.html"},"modified":"2024-05-15T15:25:49","modified_gmt":"2024-05-15T07:25:49","slug":"%e5%8d%95%e6%a0%b7%e6%9c%ac%e5%8d%a1%e6%96%b9%e6%a3%80%e9%aa%8c%e7%9a%84sas%e6%80%8e%e4%b9%88%e5%86%99%e4%bb%a3%e7%a0%81","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/ask\/264057.html","title":{"rendered":"\u5355\u6837\u672c\u5361\u65b9\u68c0\u9a8c\u7684sas\u600e\u4e48\u5199\u4ee3\u7801"},"content":{"rendered":"<p style=\"text-align:center\"><img decoding=\"async\" src=\"https:\/\/cdn-kb.worktile.com\/kb\/wp-content\/uploads\/2024\/04\/27124540\/5534cd4b-5b3f-4bbd-add7-9cccc5e48fd5.webp\" alt=\"\u5355\u6837\u672c\u5361\u65b9\u68c0\u9a8c\u7684sas\u600e\u4e48\u5199\u4ee3\u7801\" \/><\/p>\n<p><p>\u5355\u6837\u672c\u5361\u65b9\u68c0\u9a8c\u662f\u7edf\u8ba1\u5206\u6790\u4e2d\u7684\u4e00\u79cd\u5e38\u7528\u65b9\u6cd5\uff0c\u7528\u4e8e\u68c0\u9a8c\u4e00\u4e2a\u6837\u672c\u7684\u5206\u5e03\u662f\u5426\u7b26\u5408\u67d0\u4e2a\u6307\u5b9a\u7684\u7406\u8bba\u5206\u5e03\u3002\u5728<strong>SAS\u8f6f\u4ef6<\/strong>\u4e2d\u5b9e\u73b0\u5355\u6837\u672c\u5361\u65b9\u68c0\u9a8c\u53ef\u4ee5\u901a\u8fc7\u4f7f\u7528 <strong>PROC FREQ<\/strong> \u7a0b\u5e8f\u8fdb\u884c\u3002\u9996\u5148\u3001\u4f60\u9700\u8981\u51c6\u5907\u4e00\u4efd\u6570\u636e\u96c6\uff0c\u8be5\u6570\u636e\u96c6\u5305\u542b\u4f60\u60f3\u8981\u68c0\u9a8c\u7684\u53d8\u91cf\uff1b\u5176\u6b21\u3001\u4f60\u9700\u8981\u4f7f\u7528 <strong>TABLES<\/strong> \u8bed\u53e5\u5e76\u7ed3\u5408 <strong>\/CHISQ<\/strong> \u9009\u9879\u6765\u6307\u5b9a\u68c0\u9a8c\u7c7b\u578b\uff1b\u6700\u540e\u3001\u901a\u8fc7\u5bf9\u8f93\u51fa\u7ed3\u679c\u7684\u5206\u6790\u6765\u786e\u5b9a\u4f60\u7684\u6837\u672c\u5206\u5e03\u662f\u5426\u4e0e\u5047\u8bbe\u7684\u7406\u8bba\u5206\u5e03\u6709\u663e\u8457\u5dee\u5f02\u3002<\/p>\n<\/p>\n<p><h4>\u4e00\u3001\u51c6\u5907\u6570\u636e\u96c6<\/h4>\n<\/p>\n<p><p>\u5728\u8fdb\u884c\u5355\u6837\u672c\u5361\u65b9\u68c0\u9a8c\u524d\uff0c\u9700\u8981\u51c6\u5907\u6570\u636e\u3002\u901a\u5e38\u8fd9\u610f\u5473\u7740\u6709\u4e00\u4e2a\u5305\u542b\u5206\u7c7b\u53d8\u91cf\u548c\u6bcf\u4e2a\u7c7b\u522b\u9891\u6570\u7684SAS\u6570\u636e\u96c6\u3002<\/p>\n<\/p>\n<p><pre><code class=\"language-sas\">data example;<\/p>\n<p>input category $ count;<\/p>\n<p>datalines;<\/p>\n<p>A 30<\/p>\n<p>B 40<\/p>\n<p>C 50<\/p>\n<p>;<\/p>\n<p>run;<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u8fd9\u4e2a\u5047\u60f3\u7684\u6570\u636e\u96c6\u5305\u62ec\u4e86\u4e00\u4e2a\u5206\u7c7b\u53d8\u91cf\u201ccategory\u201d\u548c\u5bf9\u5e94\u7684\u8ba1\u6570\u53d8\u91cf\u201ccount\u201d\u3002<\/p>\n<\/p>\n<p><h4>\u4e8c\u3001\u7f16\u5199PROC FREQ\u4ee3\u7801<\/h4>\n<\/p>\n<p><p>\u7f16\u5199SAS\u4ee3\u7801\u65f6\uff0c\u4f60\u9700\u8981\u4f7f\u7528PROC FREQ\u8fc7\u7a0b\u5e76\u6307\u5b9a\u4f60\u7684\u68c0\u9a8c\u3002<\/p>\n<\/p>\n<p><pre><code class=\"language-sas\">proc freq data=example;<\/p>\n<p>tables category \/ chisq;<\/p>\n<p>weight count;<\/p>\n<p>run;<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0c\u6211\u4eec\u6307\u5b9a\u4e86\u201ccategory\u201d\u53d8\u91cf\u8fdb\u884c\u5355\u6837\u672c\u5361\u65b9\u68c0\u9a8c\uff0c\u4f7f\u7528<code>\/CHISQ<\/code>\u9009\u9879\u542f\u7528\u5361\u65b9\u68c0\u9a8c\uff0c<code>weight<\/code>\u8bed\u53e5\u4f7f\u6bcf\u4e2a\u5206\u7c7b\u7684\u9891\u6570\u7b26\u5408\u6570\u636e\u96c6\u4e2d\u7684\u8ba1\u6570\u3002<\/p>\n<\/p>\n<p><h4>\u4e09\u3001\u6dfb\u52a0\u7406\u8bba\u5206\u5e03\u9891\u6570<\/h4>\n<\/p>\n<p><p>\u5982\u679c\u4f60\u6709\u9884\u671f\u7684\u7406\u8bba\u9891\u6570\uff0c\u4e5f\u53ef\u4ee5\u5728PROC FREQ\u4e2d\u4f7f\u7528\u5b83\u4eec\u3002\u8fd9\u901a\u8fc7\u4f7f\u7528<code>EXPECT=<\/code>\u9009\u9879\u5b9e\u73b0\uff0c\u540e\u8ddf\u6bcf\u4e2a\u7c7b\u522b\u7684\u671f\u671b\u9891\u6570\u5217\u8868\u3002<\/p>\n<\/p>\n<p><pre><code class=\"language-sas\">proc freq data=example;<\/p>\n<p>tables category \/ chisq expect=20 40 60;<\/p>\n<p>weight count;<\/p>\n<p>run;<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u5728\u8fd9\u4e2a\u4ee3\u7801\u5757\u4e2d\uff0c\u6211\u4eec\u5bf9\u6bcf\u4e2a\u7c7b\u522b\u8bbe\u7f6e\u4e86\u671f\u671b\u9891\u7387\u4e3a20\u300140\u548c60\u3002<\/p>\n<\/p>\n<p><h4>\u56db\u3001\u5206\u6790\u7ed3\u679c<\/h4>\n<\/p>\n<p><p>PROC FREQ\u8fc7\u7a0b\u4f1a\u63d0\u4f9b\u4e00\u7cfb\u5217\u7684\u8f93\u51fa\uff0c\u5305\u542b\u5361\u65b9\u7edf\u8ba1\u91cf\u3001\u81ea\u7531\u5ea6\u548cP\u503c\u3002<strong>\u5361\u65b9\u7edf\u8ba1\u91cf<\/strong> \u662f\u7528\u4e8e\u8861\u91cf\u89c2\u5bdf\u9891\u6570\u548c\u7406\u8bba\u9891\u6570\u4e4b\u95f4\u5dee\u5f02\u7684\u5927\u5c0f\uff0c<strong>\u81ea\u7531\u5ea6<\/strong>\uff08Degrees of Freedom, df\uff09\u901a\u5e38\u7b49\u4e8e\u7c7b\u522b\u6570\u51cf1\uff0c\u800c<strong>P\u503c<\/strong>\u7528\u4e8e\u5224\u65ad\u8fd9\u79cd\u5dee\u5f02\u662f\u5426\u5177\u6709\u7edf\u8ba1\u5b66\u4e0a\u7684\u663e\u8457\u6027\u3002\u5982\u679cP\u503c\u5c0f\u4e8e\u901a\u5e38\u7684\u663e\u8457\u6027\u6c34\u5e73\uff08\u4f8b\u59820.05\uff09\uff0c\u5219\u6211\u4eec\u62d2\u7edd\u539f\u5047\u8bbe\uff0c\u8ba4\u4e3a\u6837\u672c\u5206\u5e03\u4e0e\u7406\u8bba\u5206\u5e03\u5b58\u5728\u663e\u8457\u5dee\u5f02\u3002<\/p>\n<\/p>\n<p><h4>\u4e94\u3001\u8003\u8651\u6837\u672c\u5927\u5c0f<\/h4>\n<\/p>\n<p><p>\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\uff0c\u8fd8\u9700\u6ce8\u610f\u6837\u672c\u5927\u5c0f\u5bf9\u68c0\u9a8c\u7ed3\u679c\u7684\u5f71\u54cd\u3002\u592a\u5c0f\u7684\u6837\u672c\u5bb9\u91cf\u53ef\u80fd\u5bfc\u81f4\u68c0\u9a8c\u529b\u4e0d\u8db3\uff0c\u800c\u975e\u5e38\u5927\u7684\u6837\u672c\u53ef\u80fd\u4f1a\u4f7f\u5f97\u5373\u4f7f\u662f\u4e0d\u91cd\u8981\u7684\u5dee\u5f02\u4e5f\u663e\u8457\u3002\u56e0\u6b64\uff0c\u5728\u5b9e\u9645\u64cd\u4f5c\u4e2d\uff0c\u8981\u6839\u636e\u68c0\u9a8c\u76ee\u7684\u548c\u6837\u672c\u6761\u4ef6\u5408\u7406\u89c4\u5212\u6837\u672c\u5927\u5c0f\u3002<\/p>\n<\/p>\n<p><h4>\u516d\u3001\u6ce8\u610f\u4e8b\u9879<\/h4>\n<\/p>\n<p><p>\u4f7f\u7528\u5355\u6837\u672c\u5361\u65b9\u68c0\u9a8c\u65f6\uff0c\u8fd8\u5e94\u8003\u8651\u5176\u4ed6\u4e00\u4e9b\u6ce8\u610f\u4e8b\u9879\uff0c\u4f8b\u5982\u6570\u636e\u7684\u72ec\u7acb\u6027\u3001\u6bcf\u4e2a\u671f\u671b\u9891\u6570\u4e0d\u5e94\u592a\u5c0f\uff08\u4e00\u822c\u8ba4\u4e3a\u81f3\u5c11\u4e3a5\uff09\u7b49\uff0c\u4ee5\u786e\u4fdd\u68c0\u9a8c\u7ed3\u679c\u7684\u6709\u6548\u6027\u3002\u540c\u65f6\uff0c\u5bf9\u4e8e\u6709\u5e8f\u5206\u7c7b\u6570\u636e\uff0c\u53ef\u80fd\u9700\u8981\u4f7f\u7528\u5176\u4ed6\u7c7b\u578b\u7684\u7edf\u8ba1\u68c0\u9a8c\u65b9\u6cd5\u3002<\/p>\n<\/p>\n<p><p>\u7efc\u4e0a\u6240\u8ff0\uff0c\u5728\u4f7f\u7528SAS\u8fdb\u884c\u5355\u6837\u672c\u5361\u65b9\u68c0\u9a8c\u65f6\uff0c\u6838\u5fc3\u6b65\u9aa4\u5305\u62ec\u51c6\u5907\u6570\u636e\u96c6\u3001\u4f7f\u7528PROC FREQ\u7a0b\u5e8f\u7f16\u5199\u4ee3\u7801\u3001\u6839\u636e\u9700\u8981\u6307\u5b9a\u7406\u8bba\u9891\u6570\u3001\u8ba4\u771f\u5206\u6790\u7ed3\u679c\u53ca\u6ce8\u610f\u6837\u672c\u5927\u5c0f\u548c\u5176\u4ed6\u68c0\u9a8c\u8981\u6c42\u3002\u8fd9\u4e9b\u6b65\u9aa4\u5c06\u5e2e\u52a9\u4f60\u6709\u6548\u5730\u6267\u884c\u5355\u6837\u672c\u5361\u65b9\u68c0\u9a8c\u5e76\u83b7\u5f97\u53ef\u9760\u7684\u7edf\u8ba1\u7ed3\u8bba\u3002<\/p>\n<\/p>\n<h2><strong>\u76f8\u5173\u95ee\u7b54FAQs\uff1a<\/strong><\/h2>\n<p><strong>1. \u5982\u4f55\u5728SAS\u4e2d\u6267\u884c\u5355\u6837\u672c\u5361\u65b9\u68c0\u9a8c\uff1f<\/strong><\/p>\n<p>\u5355\u6837\u672c\u5361\u65b9\u68c0\u9a8c\u662f\u7528\u6765\u6bd4\u8f83\u4e00\u4e2a\u6837\u672c\u4e2d\u89c2\u6d4b\u5230\u7684\u9891\u6570\u4e0e\u6211\u4eec\u4e8b\u5148\u9884\u671f\u7684\u9891\u6570\u4e4b\u95f4\u7684\u5dee\u5f02\u7684\u7edf\u8ba1\u65b9\u6cd5\u3002\u5728SAS\u4e2d\uff0c\u4f60\u53ef\u4ee5\u4f7f\u7528PROC FREQ\u6765\u6267\u884c\u5355\u6837\u672c\u5361\u65b9\u68c0\u9a8c\u3002<\/p>\n<p>\u9996\u5148\uff0c\u4f60\u9700\u8981\u5c06\u4f60\u7684\u6570\u636e\u5bfc\u5165SAS\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528DATA\u6216PROC IMPORT\u8bed\u53e5\u3002\u7136\u540e\uff0c\u4f7f\u7528PROC FREQ\u8bed\u53e5\u6765\u6267\u884c\u5355\u6837\u672c\u5361\u65b9\u68c0\u9a8c\u3002\u5728PROC FREQ\u8bed\u53e5\u4e2d\uff0c\u4f60\u9700\u8981\u6307\u5b9a\u4f60\u7684\u53d8\u91cf\u4ee5\u53ca\u6211\u4eec\u4e8b\u5148\u9884\u671f\u7684\u9891\u6570\u3002<\/p>\n<p>\u4e0b\u9762\u662f\u4e00\u4e2a\u793a\u4f8b\u4ee3\u7801\uff1a<\/p>\n<pre><code>DATA YourData;\n  INPUT Variable;\n  DATALINES;\n  1\n  2\n  3\n  ;\nRUN;\n\nPROC FREQ DATA=YourData;\n  TABLES Variable \/ CHISQ;\n  EXPECTED  \/\/ \u5728\u8fd9\u91cc\u6307\u5b9a\u6211\u4eec\u4e8b\u5148\u9884\u671f\u7684\u9891\u6570\n           1 2 1;\nRUN;\n<\/code><\/pre>\n<p>\u5728\u4e0a\u9762\u7684\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u9996\u5148\u5c06\u53d8\u91cfVariable\u7684\u6570\u636e\u5bfc\u5165SAS\u4e2d\u3002\u7136\u540e\uff0c\u5728PROC FREQ\u8bed\u53e5\u4e2d\u4f7f\u7528TABLES\u5b50\u8bed\u53e5\u6307\u5b9a\u8981\u8fdb\u884c\u5355\u6837\u672c\u5361\u65b9\u68c0\u9a8c\u7684\u53d8\u91cf\u3002\u6700\u540e\uff0c\u4f7f\u7528EXPECTED\u8bed\u53e5\u6307\u5b9a\u6211\u4eec\u4e8b\u5148\u9884\u671f\u7684\u9891\u6570\u3002<\/p>\n<p><strong>2. \u4f7f\u7528SAS\u7f16\u5199\u5355\u6837\u672c\u5361\u65b9\u68c0\u9a8c\u7684\u4ee3\u7801\u6b65\u9aa4\u662f\u4ec0\u4e48\uff1f<\/strong><\/p>\n<p>\u6267\u884c\u5355\u6837\u672c\u5361\u65b9\u68c0\u9a8c\u7684\u4ee3\u7801\u6b65\u9aa4\u5982\u4e0b\uff1a<\/p>\n<p>Step 1: \u5bfc\u5165\u6570\u636e<br \/>\n\u4f7f\u7528DATA\u6216PROC IMPORT\u8bed\u53e5\u5c06\u6570\u636e\u5bfc\u5165SAS\u4e2d\u3002<\/p>\n<p>Step 2: \u6307\u5b9a\u53d8\u91cf\u548c\u4e8b\u5148\u9884\u671f\u7684\u9891\u6570<br \/>\n\u4f7f\u7528PROC FREQ\u8bed\u53e5\uff0c\u6307\u5b9a\u8fdb\u884c\u5355\u6837\u672c\u5361\u65b9\u68c0\u9a8c\u7684\u53d8\u91cf\uff0c\u5e76\u5728EXPECTED\u8bed\u53e5\u4e2d\u6307\u5b9a\u6211\u4eec\u4e8b\u5148\u9884\u671f\u7684\u9891\u6570\u3002<\/p>\n<p>Step 3: \u8fd0\u884c\u4ee3\u7801<br \/>\n\u8fd0\u884c\u4ee3\u7801\u5e76\u67e5\u770b\u7ed3\u679c\u3002<\/p>\n<p><strong>3. \u5728SAS\u4e2d\u5982\u4f55\u89e3\u91ca\u5355\u6837\u672c\u5361\u65b9\u68c0\u9a8c\u7684\u7ed3\u679c\uff1f<\/strong><\/p>\n<p>\u5728SAS\u4e2d\u8fdb\u884c\u5355\u6837\u672c\u5361\u65b9\u68c0\u9a8c\u540e\uff0c\u4f1a\u5f97\u5230\u4e00\u4e2a\u5361\u65b9\u7edf\u8ba1\u91cf\u548c\u5bf9\u5e94\u7684p\u503c\u3002\u5361\u65b9\u7edf\u8ba1\u91cf\u7528\u4e8e\u8861\u91cf\u89c2\u6d4b\u6570\u636e\u4e0e\u6211\u4eec\u4e8b\u5148\u9884\u671f\u7684\u9891\u6570\u4e4b\u95f4\u7684\u5dee\u5f02\u3002<\/p>\n<p>\u5982\u679cp\u503c\u5c0f\u4e8e\u663e\u8457\u6027\u6c34\u5e73\uff08\u901a\u5e38\u662f0.05\uff09\uff0c\u5219\u6211\u4eec\u53ef\u4ee5\u62d2\u7edd\u539f\u5047\u8bbe\uff0c\u5373\u8ba4\u4e3a\u89c2\u6d4b\u6570\u636e\u4e0e\u6211\u4eec\u4e8b\u5148\u9884\u671f\u7684\u9891\u6570\u4e4b\u95f4\u5b58\u5728\u663e\u8457\u5dee\u5f02\u3002\u5982\u679cp\u503c\u5927\u4e8e\u663e\u8457\u6027\u6c34\u5e73\uff0c\u5219\u6211\u4eec\u4e0d\u80fd\u62d2\u7edd\u539f\u5047\u8bbe\uff0c\u5373\u8ba4\u4e3a\u89c2\u6d4b\u6570\u636e\u4e0e\u6211\u4eec\u4e8b\u5148\u9884\u671f\u7684\u9891\u6570\u4e4b\u95f4\u6ca1\u6709\u663e\u8457\u5dee\u5f02\u3002<\/p>\n<p>\u9664\u4e86p\u503c\uff0c\u6211\u4eec\u8fd8\u53ef\u4ee5\u770b\u5230\u6bcf\u4e2a\u7c7b\u522b\u7684\u89c2\u6d4b\u9891\u6570\u3001\u4e8b\u5148\u9884\u671f\u9891\u6570\u548c\u6b8b\u5dee\u3002\u6b8b\u5dee\u662f\u89c2\u6d4b\u9891\u6570\u4e0e\u4e8b\u5148\u9884\u671f\u9891\u6570\u4e4b\u95f4\u7684\u5dee\u5f02\uff0c\u5b83\u53ef\u4ee5\u5e2e\u52a9\u6211\u4eec\u786e\u5b9a\u54ea\u4e9b\u7c7b\u522b\u7684\u9891\u6570\u4e0e\u9884\u671f\u9891\u6570\u4e4b\u95f4\u5b58\u5728\u663e\u8457\u5dee\u5f02\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"\u5355\u6837\u672c\u5361\u65b9\u68c0\u9a8c\u662f\u7edf\u8ba1\u5206\u6790\u4e2d\u7684\u4e00\u79cd\u5e38\u7528\u65b9\u6cd5\uff0c\u7528\u4e8e\u68c0\u9a8c\u4e00\u4e2a\u6837\u672c\u7684\u5206\u5e03\u662f\u5426\u7b26\u5408\u67d0\u4e2a\u6307\u5b9a\u7684\u7406\u8bba\u5206\u5e03\u3002\u5728SAS\u8f6f\u4ef6\u4e2d\u5b9e\u73b0 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