{"id":18406,"date":"2025-04-13T12:12:59","date_gmt":"2025-04-13T05:12:59","guid":{"rendered":"https:\/\/trungvu.net\/?p=18406"},"modified":"2025-04-13T12:13:04","modified_gmt":"2025-04-13T05:13:04","slug":"duong-trung-binh-dong-ma-ema-la-gi-cong-cu-khong-the-thieu-trong-phan-tich-ky-thuat","status":"publish","type":"post","link":"https:\/\/trungvu.net\/wordpress\/duong-trung-binh-dong-ma-ema-la-gi-cong-cu-khong-the-thieu-trong-phan-tich-ky-thuat\/","title":{"rendered":"\u0110\u01b0\u1eddng Trung B\u00ecnh \u0110\u1ed9ng MA, EMA l\u00e0 g\u00ec? C\u00f4ng c\u1ee5 kh\u00f4ng th\u1ec3 thi\u1ebfu trong ph\u00e2n t\u00edch k\u1ef9 thu\u1eadt"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\">1. \u0110\u01b0\u1eddng trung b\u00ecnh \u0111\u1ed9ng (Moving Average \u2013 MA) l\u00e0 g\u00ec?<\/h2>\n\n\n\n<p><strong>\u0110\u01b0\u1eddng trung b\u00ecnh \u0111\u1ed9ng (MA \u2013 Moving Average)<\/strong> l\u00e0 m\u1ed9t ch\u1ec9 b\u00e1o k\u1ef9 thu\u1eadt d\u00f9ng \u0111\u1ec3 <strong>l\u00e0m m\u01b0\u1ee3t d\u1eef li\u1ec7u gi\u00e1<\/strong>, gi\u00fap nh\u00e0 \u0111\u1ea7u t\u01b0 d\u1ec5 d\u00e0ng nh\u1eadn ra xu h\u01b0\u1edbng c\u1ee7a th\u1ecb tr\u01b0\u1eddng. MA t\u00ednh trung b\u00ecnh gi\u00e1 c\u1ee7a m\u1ed9t t\u00e0i s\u1ea3n trong m\u1ed9t kho\u1ea3ng th\u1eddi gian nh\u1ea5t \u0111\u1ecbnh v\u00e0 bi\u1ec3u di\u1ec5n d\u01b0\u1edbi d\u1ea1ng \u0111\u01b0\u1eddng cong tr\u00ean bi\u1ec3u \u0111\u1ed3.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"1024\" src=\"https:\/\/trungvu.net\/wp-content\/uploads\/2025\/04\/thum-6.png\" alt=\"\u0110\u01b0\u1eddng Trung B\u00ecnh \u0110\u1ed9ng MA, EMA l\u00e0 g\u00ec? C\u00f4ng c\u1ee5 kh\u00f4ng th\u1ec3 thi\u1ebfu trong ph\u00e2n t\u00edch k\u1ef9 thu\u1eadt\" class=\"wp-image-18409\" srcset=\"https:\/\/trungvu.net\/wordpress\/wp-content\/uploads\/2025\/04\/thum-6.png 1024w, https:\/\/trungvu.net\/wordpress\/wp-content\/uploads\/2025\/04\/thum-6-300x300.png 300w, https:\/\/trungvu.net\/wordpress\/wp-content\/uploads\/2025\/04\/thum-6-105x105.png 105w, https:\/\/trungvu.net\/wordpress\/wp-content\/uploads\/2025\/04\/thum-6-768x768.png 768w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"wp-element-caption\"><em>\u0110\u01b0\u1eddng Trung B\u00ecnh \u0110\u1ed9ng MA, EMA l\u00e0 g\u00ec? C\u00f4ng c\u1ee5 kh\u00f4ng th\u1ec3 thi\u1ebfu trong ph\u00e2n t\u00edch k\u1ef9 thu\u1eadt<\/em><\/figcaption><\/figure>\n\n\n\n<p>V\u00ed d\u1ee5: MA20 l\u00e0 \u0111\u01b0\u1eddng trung b\u00ecnh c\u1ee7a gi\u00e1 \u0111\u00f3ng c\u1eeda trong 20 phi\u00ean g\u1ea7n nh\u1ea5t.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">2. T\u00e1c d\u1ee5ng c\u1ee7a MA trong ph\u00e2n t\u00edch k\u1ef9 thu\u1eadt<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>X\u00e1c \u0111\u1ecbnh xu h\u01b0\u1edbng th\u1ecb tr\u01b0\u1eddng<\/strong> (t\u0103ng hay gi\u1ea3m)<\/li>\n\n\n\n<li><strong>T\u00ecm \u0111i\u1ec3m mua \u2013 b\u00e1n<\/strong> h\u1ee3p l\u00fd d\u1ef1a v\u00e0o v\u1ecb tr\u00ed gi\u00e1 so v\u1edbi MA<\/li>\n\n\n\n<li><strong>H\u1ed7 tr\u1ee3 v\u00e0 kh\u00e1ng c\u1ef1 \u0111\u1ed9ng<\/strong><\/li>\n\n\n\n<li><strong>K\u1ebft h\u1ee3p v\u1edbi ch\u1ec9 b\u00e1o kh\u00e1c<\/strong> \u0111\u1ec3 t\u1ea1o chi\u1ebfn l\u01b0\u1ee3c giao d\u1ecbch hi\u1ec7u qu\u1ea3<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">3. C\u00e1c lo\u1ea1i \u0111\u01b0\u1eddng trung b\u00ecnh \u0111\u1ed9ng ph\u1ed5 bi\u1ebfn<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">3.1. Simple Moving Average (SMA) \u2013 \u0110\u01b0\u1eddng trung b\u00ecnh \u0111\u1ed9ng \u0111\u01a1n gi\u1ea3n<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>T\u00ednh trung b\u00ecnh c\u1ed9ng c\u1ee7a gi\u00e1 trong kho\u1ea3ng th\u1eddi gian nh\u1ea5t \u0111\u1ecbnh.<\/li>\n\n\n\n<li>M\u1ed7i m\u1ee9c gi\u00e1 c\u00f3 tr\u1ecdng s\u1ed1 b\u1eb1ng nhau.<\/li>\n\n\n\n<li>V\u00ed d\u1ee5: SMA(10) = (Gi\u00e11 + Gi\u00e12 + \u2026 + Gi\u00e110) \/ 10<\/li>\n<\/ul>\n\n\n\n<p>\u2705 <strong>\u01afu \u0111i\u1ec3m<\/strong>: \u0110\u01a1n gi\u1ea3n, d\u1ec5 d\u00f9ng<br>\u274c <strong>Nh\u01b0\u1ee3c \u0111i\u1ec3m<\/strong>: Ph\u1ea3n \u1ee9ng ch\u1eadm v\u1edbi bi\u1ebfn \u0111\u1ed9ng gi\u00e1 m\u1edbi<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">3.2. Exponential Moving Average (EMA) \u2013 \u0110\u01b0\u1eddng trung b\u00ecnh \u0111\u1ed9ng l\u0169y th\u1eeba<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>C\u0169ng t\u00ednh trung b\u00ecnh gi\u00e1, nh\u01b0ng <strong>gi\u00e1 g\u1ea7n nh\u1ea5t \u0111\u01b0\u1ee3c \u01b0u ti\u00ean h\u01a1n<\/strong> (tr\u1ecdng s\u1ed1 cao h\u01a1n).<\/li>\n\n\n\n<li>Ph\u1ea3n \u1ee9ng nhanh v\u1edbi thay \u0111\u1ed5i gi\u00e1 so v\u1edbi SMA.<\/li>\n<\/ul>\n\n\n\n<p>\u2705 <strong>\u01afu \u0111i\u1ec3m<\/strong>: Nh\u1ea1y h\u01a1n, ph\u00f9 h\u1ee3p giao d\u1ecbch ng\u1eafn h\u1ea1n<br>\u274c <strong>Nh\u01b0\u1ee3c \u0111i\u1ec3m<\/strong>: D\u1ec5 b\u1ecb nhi\u1ec5u khi th\u1ecb tr\u01b0\u1eddng kh\u00f4ng r\u00f5 xu h\u01b0\u1edbng<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">4. MA v\u00e0 EMA: D\u00f9ng trong tr\u01b0\u1eddng h\u1ee3p n\u00e0o?<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Tr\u01b0\u1eddng h\u1ee3p<\/th><th>N\u00ean d\u00f9ng MA hay EMA?<\/th><\/tr><\/thead><tbody><tr><td>Giao d\u1ecbch d\u00e0i h\u1ea1n<\/td><td>MA (SMA)<\/td><\/tr><tr><td>Giao d\u1ecbch ng\u1eafn h\u1ea1n, l\u01b0\u1edbt s\u00f3ng<\/td><td>EMA<\/td><\/tr><tr><td>Mu\u1ed1n ph\u00e2n t\u00edch xu h\u01b0\u1edbng \u1ed5n \u0111\u1ecbnh<\/td><td>MA<\/td><\/tr><tr><td>Mu\u1ed1n ph\u00e1t hi\u1ec7n t\u00edn hi\u1ec7u nhanh h\u01a1n<\/td><td>EMA<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">5. C\u00e1ch \u0111\u1ecdc t\u00edn hi\u1ec7u t\u1eeb MA\/EMA<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Gi\u00e1 c\u1eaft l\u00ean MA\/EMA<\/strong>: C\u00f3 th\u1ec3 l\u00e0 t\u00edn hi\u1ec7u mua.<\/li>\n\n\n\n<li><strong>Gi\u00e1 c\u1eaft xu\u1ed1ng MA\/EMA<\/strong>: C\u00f3 th\u1ec3 l\u00e0 t\u00edn hi\u1ec7u b\u00e1n.<\/li>\n\n\n\n<li><strong>MA ng\u1eafn h\u1ea1n c\u1eaft l\u00ean MA d\u00e0i h\u1ea1n<\/strong>: G\u1ecdi l\u00e0 \u201c<strong>Golden Cross<\/strong>\u201d \u2013 t\u00edn hi\u1ec7u t\u0103ng gi\u00e1.<\/li>\n\n\n\n<li><strong>MA ng\u1eafn h\u1ea1n c\u1eaft xu\u1ed1ng MA d\u00e0i h\u1ea1n<\/strong>: G\u1ecdi l\u00e0 \u201c<strong>Death Cross<\/strong>\u201d \u2013 t\u00edn hi\u1ec7u gi\u1ea3m gi\u00e1.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">6. C\u00e1c khung th\u1eddi gian MA\/EMA ph\u1ed5 bi\u1ebfn<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>M\u1ee5c \u0111\u00edch s\u1eed d\u1ee5ng<\/th><th>MA\/EMA ph\u1ed5 bi\u1ebfn<\/th><\/tr><\/thead><tbody><tr><td>Ng\u1eafn h\u1ea1n<\/td><td>MA10, MA20<\/td><\/tr><tr><td>Trung h\u1ea1n<\/td><td>MA50<\/td><\/tr><tr><td>D\u00e0i h\u1ea1n<\/td><td>MA100, MA200<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">7. L\u01b0u \u00fd khi s\u1eed d\u1ee5ng MA, EMA<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Kh\u00f4ng n\u00ean d\u00f9ng MA\/EMA m\u1ed9t c\u00e1ch \u0111\u01a1n l\u1ebb.<\/li>\n\n\n\n<li>N\u00ean <strong>k\u1ebft h\u1ee3p v\u1edbi RSI, MACD, kh\u1ed1i l\u01b0\u1ee3ng giao d\u1ecbch&#8230;<\/strong><\/li>\n\n\n\n<li>C\u1ea7n <strong>test chi\u1ebfn l\u01b0\u1ee3c k\u1ef9 c\u00e0ng<\/strong> tr\u00ean d\u1eef li\u1ec7u l\u1ecbch s\u1eed tr\u01b0\u1edbc khi \u00e1p d\u1ee5ng th\u1eadt.<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">K\u1ebft lu\u1eadn<\/h2>\n\n\n\n<p><strong>\u0110\u01b0\u1eddng trung b\u00ecnh \u0111\u1ed9ng MA v\u00e0 EMA l\u00e0 c\u00f4ng c\u1ee5 c\u01a1 b\u1ea3n nh\u01b0ng v\u00f4 c\u00f9ng quan tr\u1ecdng trong ph\u00e2n t\u00edch k\u1ef9 thu\u1eadt.<\/strong> D\u00f9 b\u1ea1n l\u00e0 ng\u01b0\u1eddi m\u1edbi hay chuy\u00ean nghi\u1ec7p, vi\u1ec7c hi\u1ec3u r\u00f5 v\u00e0 s\u1eed d\u1ee5ng \u0111\u00fang c\u00e1ch MA\/EMA s\u1ebd gi\u00fap b\u1ea1n n\u00e2ng cao hi\u1ec7u qu\u1ea3 giao d\u1ecbch, gi\u1ea3m thi\u1ec3u r\u1ee7i ro v\u00e0 b\u1eaft nh\u1ecbp xu h\u01b0\u1edbng th\u1ecb tr\u01b0\u1eddng ch\u00ednh x\u00e1c h\u01a1n.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u0110\u01b0\u1eddng trung b\u00ecnh \u0111\u1ed9ng (MA \u2013 Moving Average) l\u00e0 m\u1ed9t ch\u1ec9 b\u00e1o k\u1ef9 thu\u1eadt d\u00f9ng \u0111\u1ec3 l\u00e0m m\u01b0\u1ee3t d\u1eef li\u1ec7u gi\u00e1, gi\u00fap nh\u00e0 \u0111\u1ea7u t\u01b0 d\u1ec5 d\u00e0ng nh\u1eadn ra xu h\u01b0\u1edbng c\u1ee7a th\u1ecb tr\u01b0\u1eddng<\/p>\n","protected":false},"author":1,"featured_media":18408,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[166],"tags":[1856,1855,1859,1857,1858,281],"class_list":["post-18406","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-kien-thuc-trade","tag-cong-cu","tag-duong-trung-binh-dong","tag-ema","tag-khong-the-thieu","tag-ma","tag-phan-tich-ky-thuat"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>\u0110\u01b0\u1eddng Trung B\u00ecnh \u0110\u1ed9ng MA, EMA l\u00e0 g\u00ec? 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