{"id":487,"date":"2010-10-16T23:36:46","date_gmt":"2010-10-16T15:36:46","guid":{"rendered":"\/\/m.letratesoro.com\/2010\/10\/spc-introduction-ck-cp-cpk\/"},"modified":"2024-03-06T10:19:47","modified_gmt":"2024-03-06T02:19:47","slug":"spc-introduction-ck-cp-cpk","status":"publish","type":"post","link":"\/\/m.letratesoro.com\/2010\/10\/spc-introduction-ck-cp-cpk\/","title":{"rendered":"\u88fd\u7a0b\u80fd\u529b\u4ecb\u7d39 \u2500 \u88fd\u7a0b\u80fd\u529b\u7684\u4e09\u7a2e\u8868\u793a\u6cd5(Cp,Ck,Cpk)"},"content":{"rendered":"

\"\u88fd\u7a0b\u80fd\u529b\u4ecb\u7d39<\/p>\n

Cpk\u4e00\u822c\u662f\u7528\u4f86\u8861\u91cf\u88fd\u9020\u5de5\u5ee0\u88fd\u7a0b\u80fd\u529b\u7684\u4e00\u9805\u7d9c\u5408\u6307\u6a19\uff0c\u4e0d\u904e\u5728\u5404\u884c\u5404\u696d\u4e2d\u4e5f\u53ef\u4ee5\u61c9\u7528\u5b83\u4f86\u8861\u91cf\u9054\u6210\u76ee\u6a19\u7684\u80fd\u529b\uff0c\u6700\u5e38\u898b\u7684\u6bd4\u55bb\u70ba\u5c04\u7bad\u6253\u9776\u6642\u5c04\u4e2d\u7d05\u5fc3\u7684\u80fd\u529b\u3002Cpk\u7684\u6578\u503c\u7576\u7136\u662f\u8d8a\u9ad8\u8d8a\u597d\uff0c\u4e0d\u904eCpk\u5176\u5be6\u662f\u7531\u5169\u7d44\u6307\u6a19\uff0c\u4e5f\u5c31\u662fCp\u53caCk\u7d44\u5408\u800c\u6210\u7684\uff0cCp\uff08Precision\uff09\uff0c\u53ef\u4ee5\u7a31\u4e4b\u70ba\u300c\u7cbe\u5ea6\u300d\uff0c\u800cCk\uff08\u56e0\u70ba\u65e5\u6587\u70ba\u3010\u304b\u305f\u3088\u308a\u3011\uff0c\u3010\u304b\u3011\u767c\u97f3\u70ba\u3010k\u3011\u6240\u4ee5\u624d\u547d\u540d\u70baCk\uff09\uff0c\u53c8\u7a31\u70baCa\uff08Accuracy\uff09\uff0c\u53ef\u4ee5\u7a31\u4e4b\u70ba\u300c\u6e96\u5ea6\u300d\uff0c\u6240\u4ee5Cpk\u5c31\u5408\u7a31\u70ba\u300c\u7cbe\u6e96\u5ea6\u300d\uff0c\u5b83\u53ef\u4ee5\u7528\u4f86\u8a08\u7b97\u4e26\u8861\u91cf\u7522\u54c1\u5c3a\u5bf8\u3001\u6642\u9593\u8aa4\u5dee\uff0c\u91cd\u91cf\u6a19\u6e96\u2026\u7b49\u53ef\u4ee5\u6578\u64da\u5316\u4ee5\u53ca\u6709\u898f\u683c\u754c\u9650\u7269\u54c1\u4e4b\u88fd\u7a0b\u80fd\u529b\u3002<\/font><\/p>\n

<\/p>\n

\n

Cp\u3001Ck\u3001Cpk\u88fd\u7a0b\u80fd\u529b\u7684\u4e09\u7a2e\u8868\u793a\u6cd5\uff1a<\/font><\/p>\n<\/h4>\n

\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
Cp\uff1a<\/font><\/td>\n\u7cbe<\/font><\/strong>\u5ea6\u6307\u6a19 (precision)<\/font><\/font><\/td>\n<\/tr>\n
<\/font><\/td>\nCp=T\/(6\u03c3p<\/sub>)
\u898f\u683c\u70ba\u55ae\u908a\u6642\uff1aCp=(Tu-X)\/3\u03c3p<\/sub> \u6216 Cp=(X-Tl)\/3\u03c3p<\/sub>
<\/font>\u55ae\u908a\u898f\u683c\u7cfb\u6307\u67d0\u4e00\u908a\u7684\u5c3a\u5bf8\u53d7\u5230\u4fb7\u9650\u4e0d\u80fd\u8d85\u8d8a\uff0c\u5982\u300e\u5e73\u9762\u5ea6\u300f\u3001\u300e\u5e73\u884c\u5ea6\u300f\u53ea\u80fd\u5927\u4e0d\u80fd\u5c0f\u3002<\/font> <\/font><\/font><\/td>\n<\/tr>\n
<\/font> <\/td>\n<\/font><\/td>\n<\/tr>\n
Ck\uff1a<\/font><\/td>\n\u6e96<\/font><\/strong>\u5ea6\u6307\u6a19 (accuracy)\uff0c\u73fe\u5728\u6709\u4eba\u5c07\u4e4b\u6b63\u540d\u70baCa<\/font><\/font><\/td>\n<\/tr>\n
<\/font><\/td>\nCk=(M-X)\/(T\/2)<\/font> <\/font><\/td>\n<\/tr>\n
<\/font> <\/td>\n<\/font><\/td>\n<\/tr>\n
Cpk\uff1a<\/font><\/td>\n\u7cbe\u3001\u6e96\u5ea6\u7d9c\u5408\u6307\u6a19
Cpk=(1-Ck) x Cp<\/font> <\/font><\/td>\n<\/tr>\n
<\/font> <\/td>\n<\/font><\/td>\n<\/tr>\n
M\uff1a<\/font><\/td>\n\u898f\u683c\u4e2d\u5fc3<\/font><\/td>\n<\/tr>\n
T\uff1a<\/font><\/td>\n\u898f\u683c\u5bec\u5ea6<\/font><\/td>\n<\/tr>\n
Tu\uff1a<\/font><\/td>\n\u898f\u683c\u4e0a\u9650<\/font><\/td>\n<\/tr>\n
Tl\uff1a<\/font><\/td>\n\u898f\u683c\u4e0b\u9650<\/font><\/td>\n<\/tr>\n
X\uff1a<\/font><\/td>\n\u7fa4\u9ad4\u4e4b\u5e73\u5747\u503c<\/font><\/td>\n<\/tr>\n
\u03c3p<\/sub>\uff1a<\/font><\/td>\n\u7fa4\u9ad4\u4e4b\u6a19\u6e96\u5dee<\/font><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/blockquote>\n

\u5728\u9019\u4e09\u500b\u6307\u6a19\u4e2d\uff0c\u4e00\u822c\u4ee5Cp\u70ba\u88fd\u7a0b\u80fd\u529b\u4e4b\u6307\u6a19\uff0c\u56e0\u70ba\u4e00\u822c\u4eba\u8a8d\u70ba\u751f\u7522\u88fd\u7a0b\u4e4b\u7cbe\u5ea6(Cp)<\/font><\/strong>\u5c31\u4ee3\u8868\u88fd\u7a0b\u80fd\u529b\uff0c\u800c\u60f3\u8981\u6539\u5584Cp\u503c\uff0c\u901a\u5e38\u610f\u5473\u8457\u8981\u63d0\u9ad8\u88fd\u7a0b\u6216\u662f\u66f4\u63db\u8f03\u7cbe\u826f\u7684\u6a5f\u5668\uff0c\u4e00\u822c\u4f86\u8aaa\u77ed\u6642\u9593\u5167\u662f\u7121\u6cd5\u99ac\u4e0a\u7372\u5f97\u6539\u5584\u7684\u3002<\/font><\/p>\n

<\/font><\/font><\/p>\n

\u5c31\u50cf\u6253\u9776\u4e00\u6a23\uff0c\u5982\u679c\u6709\u4e00\u500b\u4eba\u53ef\u4ee5\u628a\u516d\u767c\u5b50\u5f48\u5168\u90e8\u90fd\u6253\u5728\u540c\u4e00\u500b\u4f4d\u7f6e\u4e0a\uff0c\u5c31\u8868\u793a\u9019\u500b\u4eba\u7684\u6253\u9776\u300c\u7cbe\u5ea6\u300d\u5f88\u9ad8\uff0c\u76f8\u53cd\u5730\u5982\u679c\u5168\u90e8\u90fd\u5206\u6563\u958b\u4f86\u5f88\u9060\uff0c\u5c31\u8868\u793a\u5176\u300c\u7cbe\u5ea6\u300d\u5f88\u4f4e\uff0c\u7cbe\u5ea6\u4f4e\u7684\u4eba\u5247\u5f88\u96e3\u6210\u70ba\u795e\u5c04\u624b\u3002<\/font><\/font><\/p>\n

\u4f46\u6e96\u5ea6(Ck)<\/font><\/strong>\u5247\u4e0d\u7136\uff0c\u901a\u5e38\u53ef\u7d93\u7531\u4eba\u70ba\u7684\u63a7\u5236\u800c\u7372\u5f97\u6539\u5584\uff0c\u53ea\u662f\u4e00\u822c\u4eba\u8a8d\u70ba\u592a\u7c21\u55ae\u800c\u52a0\u4ee5\u5ffd\u7565\u3002<\/font><\/p>\n

<\/font><\/p>\n

\u518d\u4ee5\u6253\u9776\u70ba\u4f8b\uff0c\u5982\u679c\u6709\u4e00\u500b\u4eba\u6253\u4e86\u516d\u767c\u5b50\u5f48\u90fd\u6c92\u6709\u6253\u4e2d\u9776\u5fc3\uff0c\u53ef\u662f\u6bcf\u767c\u5b50\u5f48\u90fd\u6253\u5728\u9776\u7d19\u4e0a\uff0c\u8ddf\u4e00\u500b\u516d\u767c\u5b50\u5f48\u6709\u4e00\u9846\u6253\u5728\u9776\u5fc3\uff0c\u53ef\u662f\u5176\u4ed6\u4e94\u9846\u9023\u9776\u7d19\u90fd\u6c92\u6709\u6253\u4e2d\u7684\u4eba\u4e92\u76f8\u6bd4\u8f03\uff0c\u54ea\u4e00\u500b\u4eba\u7684\u6e96\u5ea6\u6bd4\u8f03\u9ad8\uff1f\u7576\u7136\u662f\u5168\u90e8\u6253\u5728\u9776\u7d19\u4e0a\u7684\u6e96\u5ea6\u6bd4\u8f03\u9ad8\u3002<\/font><\/p>\n

\"target01\"\u518d\u4ee5\u6253\u9776\u70ba\u4f8b\u597d\u4e86\uff0c\u5982\u679c\u6211\u5011\u53ea\u662f\u4e00\u5473\u5730\u6539\u5584Cp\u800c\u5ffd\u7565Ck\uff0c\u5c31\u6709\u53ef\u80fd\u767c\u751f\u628a\u516d\u767c\u5b50\u5f48\u5168\u90e8\u6253\u5728\u540c\u4e00\u500b\u4f4d\u7f6e\uff08\u9ad8Cp\uff09\uff0c\u53ef\u662f\u537b\u5168\u90e8\u6253\u5728\u9776\u7d19\u908a\u7de3\uff08\u4f4eCk\uff09\u7684\u61be\u4e8b\uff0c\u6240\u4ee5\u53ea\u8003\u616eCp\u4f3c\u7a0d\u5acc\u4e0d\u8db3\uff0c\u56e0\u70baCk\u78ba\u5be6\u9084\u662f\u6703\u5f71\u97ff\u5230\u6253\u9776\u7684\u6210\u7e3e\uff0c\u4e5f\u6703\u5f71\u97ff\u5230\u6574\u9ad4\u7522\u54c1\u7684\u54c1\u8cea\u3002\u56e0\u6b64\u5c31\u6709\u4e86\u7d9c\u5408\u88fd\u7a0bCpk<\/font><\/strong>\u7684\u7522\u751f\uff0c\u5b83\u662f\u5c07Ck\u8207Cp\u5169\u7a2e\u6307\u6a19\u7d9c\u5408\u8d77\u4f86\uff0c\u6709\u4e86Cpk\u7d9c\u5408\u6307\u6a19\u5c0d\u65bc\u6539\u88fd\u7a0b\u80fd\u529b\u4e4b\u8861\u91cf\uff0c\u5c31\u66f4\u70ba\u5408\u7406\u4e86\u3002<\/font><\/p>\n

\n

\u56de\u300b<\/font>SPC\u3001Cpk\u3001\u88fd\u7a0b\u80fd\u529b\u4e4b\u89e3\u8aaa\u8207\u6574\u7406<\/font><\/a><\/p>\n

\u5ef6\u4f38\u95b1\u8b80\uff1a<\/font>
\u88fd\u7a0b\u80fd\u529b\u4ecb\u7d39 \u2500 Cp\u4e4b\u88fd\u7a0b\u80fd\u529b\u89e3\u91cb<\/font><\/a>
\u88fd\u7a0b\u80fd\u529b\u4ecb\u7d39 \u2500 Ck\u4e4b\u88fd\u7a0b\u80fd\u529b\u89e3\u91cb<\/font><\/a>
\u88fd\u7a0b\u80fd\u529b\u4ecb\u7d39 \u2500 Cpk\u4e4b\u88fd\u7a0b\u80fd\u529b\u89e3\u91cb<\/font><\/a>
\u88fd\u7a0b\u80fd\u529b\u4ecb\u7d39 \u2500 \u88fd\u7a0b\u80fd\u529b\u7684\u8a55\u4f30\u8207\u6539\u5584\u5c0d\u7b56<\/font><\/a><\/p>\n","protected":false},"excerpt":{"rendered":"

Cpk\u4e00\u822c\u662f\u7528\u4f86\u8861\u91cf\u88fd\u9020\u5de5\u5ee0\u88fd\u7a0b\u80fd\u529b\u7684\u4e00\u9805\u7d9c\u5408\u6307 …<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[16,22,116],"tags":[104],"aioseo_notices":[],"views":115649,"_links":{"self":[{"href":"\/\/m.letratesoro.com\/wp-json\/wp\/v2\/posts\/487"}],"collection":[{"href":"\/\/m.letratesoro.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"\/\/m.letratesoro.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"\/\/m.letratesoro.com\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"\/\/m.letratesoro.com\/wp-json\/wp\/v2\/comments?post=487"}],"version-history":[{"count":3,"href":"\/\/m.letratesoro.com\/wp-json\/wp\/v2\/posts\/487\/revisions"}],"predecessor-version":[{"id":11206,"href":"\/\/m.letratesoro.com\/wp-json\/wp\/v2\/posts\/487\/revisions\/11206"}],"wp:attachment":[{"href":"\/\/m.letratesoro.com\/wp-json\/wp\/v2\/media?parent=487"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"\/\/m.letratesoro.com\/wp-json\/wp\/v2\/categories?post=487"},{"taxonomy":"post_tag","embeddable":true,"href":"\/\/m.letratesoro.com\/wp-json\/wp\/v2\/tags?post=487"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}