{"id":78,"date":"2021-11-26T21:04:56","date_gmt":"2021-11-26T13:04:56","guid":{"rendered":"http:\/\/cabit.top\/?p=78"},"modified":"2023-08-04T11:32:50","modified_gmt":"2023-08-04T03:32:50","slug":"%e6%88%91%e7%9a%84%e6%95%b0%e6%8d%ae%e9%9b%86%e6%9c%89%e5%a4%9a%e5%a4%a7%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/cabit.top\/?p=78","title":{"rendered":"\u6211\u7684Stata\u6570\u636e\u96c6\u6709\u591a\u5927\uff1f"},"content":{"rendered":"\n<p>\u6570\u636e\u96c6\u5927\u5c0f\u7684\u7c97\u7565\u8ba1\u7b97\u662f<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"501\" height=\"185\" src=\"http:\/\/cabit.top\/wp-content\/uploads\/2021\/11\/image.png\" alt=\"\" class=\"wp-image-79\" srcset=\"https:\/\/cabit.top\/wp-content\/uploads\/2021\/11\/image.png 501w, https:\/\/cabit.top\/wp-content\/uploads\/2021\/11\/image-300x111.png 300w\" sizes=\"auto, (max-width: 501px) 100vw, 501px\" \/><\/figure>\n\n\n\n<p>\u8fd9\u91cc<\/p>\n\n\n\n<p>&nbsp;       N = \u89c2\u6d4b\u503c\u6570<\/p>\n\n\n\n<p>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;V = \u53d8\u91cf\u6570<\/p>\n\n\n\n<p>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;W = \u53d8\u91cf\u7684\u5e73\u5747\u5b57\u8282\u5bbd\u5ea6<\/p>\n\n\n\n<p>\u5728\u8fd1\u4f3c W \u65f6\uff0c\u8bb0\u4f4f<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"890\" height=\"541\" src=\"http:\/\/cabit.top\/wp-content\/uploads\/2021\/11\/image-2.png\" alt=\"\" class=\"wp-image-81\" srcset=\"https:\/\/cabit.top\/wp-content\/uploads\/2021\/11\/image-2.png 890w, https:\/\/cabit.top\/wp-content\/uploads\/2021\/11\/image-2-300x182.png 300w, https:\/\/cabit.top\/wp-content\/uploads\/2021\/11\/image-2-768x467.png 768w\" sizes=\"auto, (max-width: 890px) 100vw, 890px\" \/><\/figure>\n\n\n\n<!--more-->\n\n\n\n<p>\u5047\u8bbe\u60a8\u6709\u4e00\u4e2a\u5305\u542b 20,000 \u4e2a\u89c2\u6d4b\u503c\u7684\u6570\u636e\u96c6\u3002 \u8be5\u6570\u636e\u96c6\u5305\u542b<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"721\" height=\"238\" src=\"http:\/\/cabit.top\/wp-content\/uploads\/2021\/11\/image-4.png\" alt=\"\" class=\"wp-image-83\" srcset=\"https:\/\/cabit.top\/wp-content\/uploads\/2021\/11\/image-4.png 721w, https:\/\/cabit.top\/wp-content\/uploads\/2021\/11\/image-4-300x99.png 300w\" sizes=\"auto, (max-width: 721px) 100vw, 721px\" \/><\/figure>\n\n\n\n<p>\u56e0\u6b64\uff0c\u53d8\u91cf\u7684\u5e73\u5747\u5bbd\u5ea6\u4e3a W = 58\/20 = 2.9 \u5b57\u8282\u3002<\/p>\n\n\n\n<p>\u60a8\u7684\u6570\u636e\u96c6\u7684\u5927\u5c0f\u662f<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"602\" height=\"351\" src=\"http:\/\/cabit.top\/wp-content\/uploads\/2021\/11\/image-5.png\" alt=\"\" class=\"wp-image-84\" srcset=\"https:\/\/cabit.top\/wp-content\/uploads\/2021\/11\/image-5.png 602w, https:\/\/cabit.top\/wp-content\/uploads\/2021\/11\/image-5-300x175.png 300w\" sizes=\"auto, (max-width: 602px) 100vw, 602px\" \/><\/figure>\n\n\n\n<p>\u8fd9\u4e2a\u7ed3\u679c\u7a0d\u5fae\u4f4e\u4f30\u4e86\u6570\u636e\u96c6\u7684\u5927\u5c0f\uff0c\u56e0\u4e3a\u6211\u4eec\u6ca1\u6709\u5305\u542b\u4efb\u4f55\u53ef\u80fd\u6dfb\u52a0\u5230\u6570\u636e\u4e2d\u7684\u53d8\u91cf\u6807\u7b7e\u3001\u503c\u6807\u7b7e\u6216\u6ce8\u91ca\u3002 \u8fd9\u4e0d\u7b97\u591a\u3002 \u4f8b\u5982\uff0c\u5047\u8bbe\u60a8\u4e3a\u6240\u6709 20 \u4e2a\u53d8\u91cf\u6dfb\u52a0\u4e86\u53d8\u91cf\u6807\u7b7e\uff0c\u5e76\u4e14\u6807\u7b7e\u6587\u672c\u7684\u5e73\u5747\u957f\u5ea6\u4e3a 22 \u4e2a\u5b57\u7b26\u3002 \u8fd9\u5c06\u603b\u8ba1 20*22=440 \u5b57\u8282\u6216 440\/10242=.00042 \u5146\u5b57\u8282\u3002<\/p>\n\n\n\n<p><strong>\u516c\u5f0f\u8bf4\u660e<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"511\" height=\"119\" src=\"http:\/\/cabit.top\/wp-content\/uploads\/2021\/11\/image-7.png\" alt=\"\" class=\"wp-image-86\" srcset=\"https:\/\/cabit.top\/wp-content\/uploads\/2021\/11\/image-7.png 511w, https:\/\/cabit.top\/wp-content\/uploads\/2021\/11\/image-7-300x70.png 300w\" sizes=\"auto, (max-width: 511px) 100vw, 511px\" \/><\/figure>\n\n\n\n<p>N*V*W \u5f53\u7136\u662f\u6570\u636e\u7684\u603b\u5927\u5c0f\u3002 \u4e3a\u6b64\uff0c\u6211\u4eec\u6dfb\u52a0\u4e86 4*N\uff0c\u56e0\u4e3a Stata \u4e3a\u6bcf\u4e2a\u89c2\u6d4b\u503c\u79d8\u5bc6\u5b58\u50a8\u4e86\u4e00\u4e2a 4 \u5b57\u8282\u7684\u6307\u9488\u3002<\/p>\n\n\n\n<p>\u5206\u6bcd\u4e2d\u7684 1,024<sup>2<\/sup>\u5c06\u7ed3\u679c\u91cd\u65b0\u8c03\u6574\u4e3a\u5146\u5b57\u8282\u3002 \u662f\u7684\uff0c\u7ed3\u679c\u9664\u4ee5 1,024<sup>2<\/sup>\uff0c\u5373\u4f7f 1,000<sup>2<\/sup>&nbsp;= \u4e00\u767e\u4e07\u3002<\/p>\n\n\n\n<p>\u8ba1\u7b97\u673a\u5185\u5b58\u4ee5\u4e8c\u8fdb\u5236\u9012\u589e\u3002 \u5c3d\u7ba1\u6211\u4eec\u8ba4\u4e3a k \u4ee3\u8868\u5343\uff0c\u4f46\u5728\u8ba1\u7b97\u673a\u4e1a\u52a1\u4e2d\uff0ck \u786e\u5b9e\u662f\u4e00\u4e2a\u201c\u4e8c\u8fdb\u5236\u201d\u5343\uff0c2<sup>10<\/sup>&nbsp;= 1,024\u3002<\/p>\n\n\n\n<p>\u5146\u5b57\u8282\u662f\u4e8c\u8fdb\u5236\u7684\u767e\u4e07\u2014\u2014\u4e8c\u8fdb\u5236 k \u7684\u5e73\u65b9\uff1a<\/p>\n\n\n\n<p>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;1 MB = 1024 KB = 1024*1024 = 1,048,576 bytes<\/p>\n\n\n\n<p>\u5bf9\u4e8e\u4fbf\u5b9c\u7684\u5185\u5b58\uff0c\u6211\u4eec\u6709\u65f6\u4f1a\u8c08\u8bba\u5343\u5146\u5b57\u8282\u3002 \u4ee5\u4e0b\u662f\u4e8c\u8fdb\u5236\u5343\u5146\u7684\u63a8\u6f14\uff1a<\/p>\n\n\n\n<p>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;1 GB = 1024 MB = 1024<sup>3<\/sup>&nbsp;= 1,073,741,824 bytes<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u6570\u636e\u96c6\u5927\u5c0f\u7684\u7c97\u7565\u8ba1\u7b97\u662f \u8fd9\u91cc &#038;&#46;&#46;&#46;<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[17],"tags":[],"class_list":["post-78","post","type-post","status-publish","format-standard","hentry","category-stata"],"_links":{"self":[{"href":"https:\/\/cabit.top\/index.php?rest_route=\/wp\/v2\/posts\/78","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/cabit.top\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/cabit.top\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/cabit.top\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/cabit.top\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=78"}],"version-history":[{"count":3,"href":"https:\/\/cabit.top\/index.php?rest_route=\/wp\/v2\/posts\/78\/revisions"}],"predecessor-version":[{"id":1027,"href":"https:\/\/cabit.top\/index.php?rest_route=\/wp\/v2\/posts\/78\/revisions\/1027"}],"wp:attachment":[{"href":"https:\/\/cabit.top\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=78"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/cabit.top\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=78"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/cabit.top\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=78"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}