{"id":20047,"date":"2026-09-15T15:54:49","date_gmt":"2026-09-15T05:54:49","guid":{"rendered":"https:\/\/geoffreychen.com\/sampling-connects-a-part-to-a-whole\/"},"modified":"2026-10-10T19:40:02","modified_gmt":"2026-10-10T08:40:02","slug":"sampling-connects-a-part-to-a-whole","status":"publish","type":"post","link":"https:\/\/geoffreychen.com\/zh\/sampling-connects-a-part-to-a-whole\/","title":{"rendered":"\u62bd\u6837\uff1a\u4e00\u5c0f\u90e8\u5206\u600e\u6837\u8bf4\u660e\u6574\u4f53\uff1f"},"content":{"rendered":"<\/p>\n<p><img data-recalc-dims=\"1\" decoding=\"async\" src=\"https:\/\/i0.wp.com\/public-assets.geoffreychen.com\/wordpress\/articles\/sampling-connects-a-part-to-a-whole\/1247d5b482d170daa4170ee8.jpg?w=1140&#038;ssl=1\" alt=\"\u62bd\u6837\uff1a\u4e00\u5c0f\u90e8\u5206\u600e\u6837\u8bf4\u660e\u6574\u4f53\uff1f\" loading=\"lazy\"><\/p>\n<p>\u62bd\u6837\u4e0d\u662f\u968f\u624b\u62ff\u51fa\u4e00\u5c0f\u90e8\u5206\uff0c\u800c\u662f\u7528\u4e00\u90e8\u5206\u89c2\u5bdf\u56de\u7b54\u5173\u4e8e\u6574\u4f53\u7684\u95ee\u9898\u3002\u5173\u952e\u5728\u4e8e\u8fd9\u90e8\u5206\u600e\u6837\u88ab\u9009\u51fa\u6765\u3002<\/p>\n<p>\u4e00\u7f50\u8c46\u5b50\u6709\u4e0d\u540c\u79cd\u7c7b\u3002\u5982\u679c\u603b\u4ece\u7f50\u53e3\u53d6\uff0c\u5373\u4f7f\u53d6\u51fa\u5f88\u591a\uff0c\u4e5f\u53ef\u80fd\u6f0f\u6389\u6c89\u5728\u5e95\u90e8\u7684\u8c46\u5b50\uff1b\u5148\u5145\u5206\u6df7\u5408\u518d\u6309\u89c4\u5219\u62bd\u53d6\uff0c\u6837\u672c\u624d\u66f4\u6709\u673a\u4f1a\u53cd\u6620\u6574\u7f50\u7684\u6784\u6210\u3002\u4f46\u968f\u673a\u62bd\u53d6\u4e5f\u4e0d\u80fd\u4fdd\u8bc1\u6bcf\u4e00\u6b21\u90fd\u6070\u597d\u4e0e\u6574\u4f53\u76f8\u540c\uff0c\u4ecd\u8981\u8003\u8651\u6570\u91cf\u548c\u81ea\u7136\u6ce2\u52a8\u3002<\/p>\n<p>\u62bd\u6837\u4e0e\u4e3e\u4f8b\u4e0d\u540c\u3002\u4e00\u4e2a\u4f8b\u5b50\u53ef\u4ee5\u5c55\u793a\u67d0\u79cd\u60c5\u51b5\u5b58\u5728\uff0c\u5374\u901a\u5e38\u4e0d\u80fd\u544a\u8bc9\u6211\u4eec\u5b83\u5728\u6574\u4f53\u4e2d\u6709\u591a\u5e38\u89c1\u3002\u5b83\u4e5f\u4e0d\u7b49\u4e8e\u4ee3\u8868\u6027\u672c\u8eab\uff1a\u62bd\u6837\u662f\u9009\u62e9\u8fc7\u7a0b\uff0c\u4ee3\u8868\u6027\u662f\u6837\u672c\u4e0e\u76ee\u6807\u6574\u4f53\u662f\u5426\u76f8\u79f0\u7684\u6027\u8d28\u3002\u8ba8\u8bba\u8c03\u67e5\u3001\u6a21\u578b\u8bad\u7ec3\u6216\u4e2a\u4eba\u7ecf\u9a8c\u65f6\uff0c\u5148\u95ee\u76ee\u6807\u6574\u4f53\u662f\u4ec0\u4e48\u3001\u8c01\u6709\u673a\u4f1a\u88ab\u9009\u4e2d\uff0c\u624d\u77e5\u9053\u5c40\u90e8\u89c2\u5bdf\u80fd\u652f\u6301\u591a\u5927\u7684\u5224\u65ad\u3002<\/p>\n<p>\u8d44\u6599\uff1ahttps:\/\/www.itl.nist.gov\/div898\/handbook\/ppc\/section1\/ppc134.htm<\/p>\n<div class=\"roadly-philosophy-promotion\">\n<hr>\n<p><a href=\"https:\/\/apps.apple.com\/app\/id6815896028\" target=\"_blank\" rel=\"noopener\"><img data-recalc-dims=\"1\" decoding=\"async\" src=\"https:\/\/i0.wp.com\/geoffreychen.com\/wp-content\/uploads\/2026\/10\/roadly-philosophy-app-icon-1.jpg?resize=72%2C72&#038;ssl=1\" alt=\"Roadly Philosophy\" width=\"72\" height=\"72\" style=\"display:block;width:72px;height:72px;border-radius:16px;\" loading=\"lazy\"><\/a><\/p>\n<p><strong>Roadly Philosophy<\/strong><\/p>\n<p>\u60f3\u6362\u4e00\u79cd\u65b9\u5f0f\u63a5\u89e6\u54f2\u5b66\uff1f\u8bd5\u8bd5\u6211\u5f00\u53d1\u7684 iPhone \u54f2\u5b66\u6e38\u620f Roadly Philosophy\u3002<\/p>\n<p><a href=\"https:\/\/apps.apple.com\/app\/id6815896028\" aria-label=\"\u5728 App Store \u4e0b\u8f7d: Roadly Philosophy\" style=\"display:inline-block;padding:12px 0;\" target=\"_blank\" rel=\"noopener\"><img data-recalc-dims=\"1\" decoding=\"async\" src=\"https:\/\/i0.wp.com\/geoffreychen.com\/wp-content\/uploads\/2026\/10\/roadly-app-store-badge-zh-cn-hires.png?resize=150%2C50&#038;ssl=1\" alt=\"\u5728 App Store \u4e0b\u8f7d\" width=\"150\" height=\"50\" style=\"display:block;width:150px;height:50px;max-width:100%;border:0;\" loading=\"lazy\"><\/a><\/p>\n<\/div>\n<p>","protected":false},"excerpt":{"rendered":"","protected":false},"author":17897162,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"_coblocks_attr":"","_coblocks_dimensions":"","_coblocks_responsive_height":"","_coblocks_accordion_ie_support":"","_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_geoff_meta_description_en":"Sampling lets us learn from a limited part, but inference about the whole depends on how that part was selected. 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