{"id":545,"date":"2025-04-25T14:27:46","date_gmt":"2025-04-25T14:27:46","guid":{"rendered":"https:\/\/oneroyal.academy\/?p=545"},"modified":"2025-05-23T05:45:57","modified_gmt":"2025-05-23T05:45:57","slug":"understanding-moving-averages","status":"publish","type":"post","link":"https:\/\/www.oneroyal.academy\/vi\/understanding-indicators\/understanding-moving-averages\/","title":{"rendered":"\u0110\u01b0\u1eddng trung b\u00ecnh \u0111\u1ed9ng"},"content":{"rendered":"<p>Trong th\u1ebf gi\u1edbi giao d\u1ecbch bi\u1ebfn \u0111\u1ed9ng nhanh, n\u01a1i gi\u00e1 c\u1ea3 bi\u1ebfn \u0111\u1ed9ng ho\u00e0n to\u00e0n ng\u1eabu nhi\u00ean, m\u1ecdi nh\u00e0 giao d\u1ecbch \u0111\u1ec1u khao kh\u00e1t m\u1ed9t ch\u00fat c\u1ea5u tr\u00fac \u0111\u1ec3 gi\u00fap hi\u1ec3u \u0111\u01b0\u1ee3c s\u1ef1 h\u1ed7n lo\u1ea1n.<\/p>\n<p>Nh\u1eadp v\u00e0o s\u1ef1 khi\u00eam t\u1ed1n <strong>\u0110\u01b0\u1eddng trung b\u00ecnh \u0111\u1ed9ng<\/strong>.<\/p>\n<p>\u0110\u00e2y l\u00e0 m\u1ed9t trong nh\u1eefng ch\u1ec9 b\u00e1o k\u1ef9 thu\u1eadt ph\u1ed5 bi\u1ebfn nh\u1ea5t hi\u1ec7n nay v\u00e0 c\u00f3 l\u00fd do ch\u00ednh \u0111\u00e1ng. N\u00f3 \u0111\u01a1n gi\u1ea3n, m\u1ea1nh m\u1ebd v\u00e0 khi \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u00fang c\u00e1ch, c\u00f3 th\u1ec3 tr\u1edf th\u00e0nh ng\u01b0\u1eddi b\u1ea1n \u0111\u1ed3ng h\u00e0nh t\u1ed1t nh\u1ea5t c\u1ee7a nh\u00e0 giao d\u1ecbch.<\/p>\n<p>Ch\u00fang ta h\u00e3y ph\u00e2n t\u00edch n\u00f3 m\u1ed9t c\u00e1ch \u0111\u01a1n gi\u1ea3n v\u00e0 r\u00f5 r\u00e0ng.<\/p>\n<h2>V\u1eady, \u0110\u01b0\u1eddng trung b\u00ecnh \u0111\u1ed9ng ch\u00ednh x\u00e1c l\u00e0 g\u00ec?<\/h2>\n<p>M\u1ed8T <strong>\u0110\u01b0\u1eddng trung b\u00ecnh \u0111\u1ed9ng (MA)<\/strong> ch\u1ec9 l\u00e0: m\u1ee9c gi\u00e1 trung b\u00ecnh, nh\u01b0ng \u0111\u01b0\u1ee3c c\u1eadp nh\u1eadt (ho\u1eb7c &quot;thay \u0111\u1ed5i&quot;) theo th\u1eddi gian.<\/p>\n<p>N\u00f3 l\u00e0m m\u1ecbn d\u1eef li\u1ec7u gi\u00e1, gi\u00fap b\u1ea1n t\u1eadp trung v\u00e0o xu h\u01b0\u1edbng thay v\u00ec b\u1ecb ph\u00e2n t\u00e2m b\u1edfi bi\u1ebfn \u0111\u1ed9ng ng\u1eafn h\u1ea1n. N\u00f3i c\u00e1ch kh\u00e1c, n\u00f3 lo\u1ea1i b\u1ecf nhi\u1ec5u v\u00e0 cung c\u1ea5p cho b\u1ea1n b\u1ee9c tranh r\u00f5 r\u00e0ng h\u01a1n v\u1ec1 h\u01b0\u1edbng \u0111i th\u1ef1c s\u1ef1 c\u1ee7a th\u1ecb tr\u01b0\u1eddng.<\/p>\n<p>B\u1ea1n th\u01b0\u1eddng nghe n\u00f3i \u0111\u1ebfn hai lo\u1ea1i sau:<\/p>\n<ul>\n<li>\u0110\u01b0\u1eddng trung b\u00ecnh \u0111\u1ed9ng \u0111\u01a1n gi\u1ea3n (SMA): Ch\u1ec9 l\u00e0 \u0111\u01b0\u1eddng trung b\u00ecnh th\u1eb3ng c\u1ee7a gi\u00e1 \u0111\u00f3ng c\u1eeda trong m\u1ed9t s\u1ed1 kho\u1ea3ng th\u1eddi gian nh\u1ea5t \u0111\u1ecbnh.<\/li>\n<li>\u0110\u01b0\u1eddng trung b\u00ecnh \u0111\u1ed9ng h\u00e0m m\u0169 (EMA): Ch\u00fa tr\u1ecdng h\u01a1n v\u00e0o gi\u00e1 g\u1ea7n \u0111\u00e2y, khi\u1ebfn \u0111\u01b0\u1eddng n\u00e0y ph\u1ea3n \u1ee9ng t\u1ed1t h\u01a1n v\u1edbi di\u1ec5n bi\u1ebfn th\u1ecb tr\u01b0\u1eddng hi\u1ec7n t\u1ea1i.<\/li>\n<\/ul>\n<h2>T\u1ea1i sao c\u00e1c nh\u00e0 giao d\u1ecbch s\u1eed d\u1ee5ng ch\u00fang?<\/h2>\n<p>C\u00e2u h\u1ecfi hay \u0111\u1ea5y.<\/p>\n<p>\u0110\u01b0\u1eddng trung b\u00ecnh \u0111\u1ed9ng gi\u00fap c\u00e1c nh\u00e0 giao d\u1ecbch:<\/p>\n<p>A) X\u00e1c \u0111\u1ecbnh h\u01b0\u1edbng xu h\u01b0\u1edbng<br \/>\nB) X\u00e1c \u0111\u1ecbnh \u0111i\u1ec3m v\u00e0o v\u00e0 \u0111i\u1ec3m ra ti\u1ec1m n\u0103ng<br \/>\nC) L\u1ecdc b\u1ecf \u201cch\u1eb7t\u201d th\u1ecb tr\u01b0\u1eddng<br \/>\nD) Ho\u1ea1t \u0111\u1ed9ng nh\u01b0 h\u1ed7 tr\u1ee3 v\u00e0 kh\u00e1ng c\u1ef1 \u0111\u1ed9ng<\/p>\n<p>Ch\u00fang kh\u00f4ng ch\u1ec9 l\u00e0 nh\u1eefng d\u00f2ng ch\u1eef m\u00e0 c\u00f2n l\u00e0 nh\u1eefng hi\u1ec3u bi\u1ebft s\u00e2u s\u1eafc v\u1ec1 \u0111\u1ed9ng l\u1ef1c v\u00e0 t\u00ecnh c\u1ea3m.<\/p>\n<h2>H\u00e3y n\u00f3i v\u1ec1 khung th\u1eddi gian<\/h2>\n<p>S\u1ed1 l\u01b0\u1ee3ng chu k\u1ef3 b\u1ea1n s\u1eed d\u1ee5ng ph\u1ee5 thu\u1ed9c v\u00e0o lo\u1ea1i nh\u00e0 giao d\u1ecbch c\u1ee7a b\u1ea1n.<\/p>\n<ul>\n<li>MA ng\u1eafn h\u1ea1n (v\u00ed d\u1ee5: 10 ho\u1eb7c 20 k\u1ef3): Tuy\u1ec7t v\u1eddi cho c\u00e1c nh\u00e0 giao d\u1ecbch t\u00edch c\u1ef1c v\u00e0 ng\u01b0\u1eddi \u0111\u1ea7u c\u01a1<\/li>\n<li>MA trung h\u1ea1n (v\u00ed d\u1ee5: 50 k\u1ef3): Ph\u1ed5 bi\u1ebfn v\u1edbi c\u00e1c nh\u00e0 giao d\u1ecbch theo xu h\u01b0\u1edbng<\/li>\n<li>MA d\u00e0i h\u1ea1n (v\u00ed d\u1ee5: 100 ho\u1eb7c 200 k\u1ef3): \u0110\u01b0\u1ee3c c\u00e1c nh\u00e0 giao d\u1ecbch v\u00e0 nh\u00e0 \u0111\u1ea7u t\u01b0 v\u1ecb th\u1ebf s\u1eed d\u1ee5ng \u0111\u1ec3 \u0111\u00e1nh gi\u00e1 b\u1ee9c tranh to\u00e0n c\u1ea3nh<\/li>\n<\/ul>\n<p>V\u00ed d\u1ee5: \u0110\u01b0\u1eddng trung b\u00ecnh \u0111\u1ed9ng 200 ng\u00e0y th\u01b0\u1eddng \u0111\u01b0\u1ee3c xem l\u00e0 ch\u1ec9 b\u00e1o quan tr\u1ecdng v\u1ec1 s\u1ee9c kh\u1ecfe d\u00e0i h\u1ea1n c\u1ee7a c\u1ed5 phi\u1ebfu. N\u1ebfu gi\u00e1 cao h\u01a1n m\u1ee9c n\u00e0y, ch\u00fang ta \u0111ang \u1edf v\u00f9ng gi\u00e1 t\u0103ng. C\u00f2n n\u1ebfu th\u1ea5p h\u01a1n th\u00ec sao? T\u00ecnh h\u00ecnh c\u00f3 th\u1ec3 \u0111ang chuy\u1ec3n sang h\u01b0\u1edbng gi\u00e1 gi\u1ea3m.<\/p>\n<h2>\u0110\u01b0\u1eddng trung b\u00ecnh \u0111\u1ed9ng \u0111ang ho\u1ea1t \u0111\u1ed9ng<\/h2>\n<p>M\u1ed9t trong nh\u1eefng c\u00e1ch s\u1eed d\u1ee5ng c\u1ed5 \u0111i\u1ec3n nh\u1ea5t? <strong>\u0111\u01b0\u1eddng trung b\u00ecnh \u0111\u1ed9ng giao nhau<\/strong>.<\/p>\n<p>\u0110i\u1ec1u n\u00e0y x\u1ea3y ra khi \u0111\u01b0\u1eddng MA ng\u1eafn h\u1ea1n c\u1eaft \u0111\u01b0\u1eddng MA d\u00e0i h\u1ea1n h\u01a1n.<\/p>\n<ul>\n<li><strong>Th\u1eadp t\u1ef1 gi\u00e1 v\u00e0ng<\/strong>: Khi \u0111\u01b0\u1eddng MA ng\u1eafn h\u1ea1n c\u1eaft l\u00ean tr\u00ean \u0111\u01b0\u1eddng MA d\u00e0i h\u1ea1n = t\u00edn hi\u1ec7u t\u0103ng gi\u00e1<\/li>\n<li><strong>Th\u1eadp t\u1ef1 gi\u00e1 t\u1eed th\u1ea7n<\/strong>: Khi \u0111\u01b0\u1eddng MA ng\u1eafn h\u1ea1n c\u1eaft xu\u1ed1ng d\u01b0\u1edbi \u0111\u01b0\u1eddng MA d\u00e0i h\u1ea1n = t\u00edn hi\u1ec7u gi\u1ea3m gi\u00e1<\/li>\n<\/ul>\n<p>Nghe c\u00f3 v\u1ebb k\u1ecbch t\u00ednh, nh\u01b0ng n\u00f3 l\u1ea1i c\u1ef1c k\u1ef3 h\u1eefu \u00edch khi k\u1ebft h\u1ee3p v\u1edbi c\u00e1c c\u00f4ng c\u1ee5 kh\u00e1c nh\u01b0 kh\u1ed1i l\u01b0\u1ee3ng ho\u1eb7c \u0111\u01b0\u1eddng xu h\u01b0\u1edbng.<\/p>\n<p>M\u1ed9t m\u1eb9o hay kh\u00e1c: \u0110\u01b0\u1eddng trung b\u00ecnh \u0111\u1ed9ng c\u00f3 th\u1ec3 ho\u1ea1t \u0111\u1ed9ng nh\u01b0 m\u1ed9t ng\u01b0\u1ee1ng h\u1ed7 tr\u1ee3 ho\u1eb7c kh\u00e1ng c\u1ef1 \u0111\u1ed9ng. B\u1ea1n \u0111\u00e3 bao gi\u1edd \u0111\u1ec3 \u00fd gi\u00e1 b\u1eadt l\u1ea1i t\u1eeb \u0111\u01b0\u1eddng EMA 50 ch\u01b0a? \u0110\u00f3 kh\u00f4ng ph\u1ea3i l\u00e0 ng\u1eabu nhi\u00ean. Nhi\u1ec1u nh\u00e0 giao d\u1ecbch \u0111ang theo d\u00f5i c\u00e1c m\u1ee9c gi\u00e1 t\u01b0\u01a1ng t\u1ef1 v\u00e0 ph\u1ea3n \u1ee9ng v\u1edbi ch\u00fang.<\/p>\n<h2>Nh\u1eefng \u0111i\u1ec1u c\u1ea7n ch\u00fa \u00fd<\/h2>\n<p>N\u00e0y, kh\u00f4ng c\u00f3 c\u00f4ng c\u1ee5 n\u00e0o l\u00e0 ho\u00e0n h\u1ea3o c\u1ea3.<\/p>\n<ul>\n<li>Th\u1ea1c s\u0129 <strong>\u0111\u1ed9 tr\u1ec5<\/strong> \u0111\u1eb1ng sau gi\u00e1 c\u1ea3 v\u00ec ch\u00fang d\u1ef1a tr\u00ean d\u1eef li\u1ec7u trong qu\u00e1 kh\u1ee9.<\/li>\n<li>Trong m\u1ed9t <strong>th\u1ecb tr\u01b0\u1eddng \u0111i ngang<\/strong>, h\u1ecd c\u00f3 th\u1ec3 cho <strong>SAI<\/strong> t\u00edn hi\u1ec7u.<\/li>\n<li>T\u1ef1 h\u1ecd s\u1ebd kh\u00f4ng n\u00f3i cho b\u1ea1n bi\u1ebft <em>T\u1ea1i sao<\/em> c\u00f3 c\u00e1i g\u00ec \u0111\u00f3 \u0111ang chuy\u1ec3n \u0111\u1ed9ng\u2014ch\u1ec9 l\u00e0 n\u00f3 <em>l\u00e0<\/em>.<\/li>\n<\/ul>\n<p>V\u00ec v\u1eady, h\u00e3y lu\u00f4n s\u1eed d\u1ee5ng ch\u00fang k\u1ebft h\u1ee3p v\u1edbi c\u00e1c ch\u1ec9 b\u00e1o kh\u00e1c ho\u1eb7c h\u00e0nh \u0111\u1ed9ng gi\u00e1. H\u00e3y coi MA nh\u01b0 ng\u01b0\u1eddi \u0111\u1ed3ng h\u00e0nh, ch\u1ee9 kh\u00f4ng ph\u1ea3i l\u00e0 ng\u01b0\u1eddi l\u00e1i t\u1ef1 \u0111\u1ed9ng.<\/p>\n<h3>Suy ngh\u0129 cu\u1ed1i c\u00f9ng<\/h3>\n<p>\u0110\u01b0\u1eddng trung b\u00ecnh \u0111\u1ed9ng gi\u1ed1ng nh\u01b0 la b\u00e0n trong h\u1ed9p c\u00f4ng c\u1ee5 giao d\u1ecbch c\u1ee7a b\u1ea1n. Ch\u00fang kh\u00f4ng d\u1ef1 \u0111o\u00e1n \u0111\u01b0\u1ee3c t\u01b0\u01a1ng lai, nh\u01b0ng s\u1ebd gi\u00fap b\u1ea1n \u0111i \u0111\u00fang h\u01b0\u1edbng.<\/p>\n<p>H\u00e3y \u0111\u01a1n gi\u1ea3n h\u00f3a m\u1ecdi th\u1ee9: hi\u1ec3u r\u00f5 nh\u1eefng g\u00ec h\u1ecd \u0111ang ch\u1ec9 cho b\u1ea1n, th\u1eed nghi\u1ec7m v\u1edbi nhi\u1ec1u khung th\u1eddi gian kh\u00e1c nhau v\u00e0 \u0111\u1eebng qu\u00ean s\u1eed d\u1ee5ng ch\u00fang trong b\u1ed1i c\u1ea3nh c\u1ee5 th\u1ec3. Theo th\u1eddi gian, ch\u00fang c\u00f3 th\u1ec3 gi\u00fap b\u1ea1n x\u00e2y d\u1ef1ng k\u1ef7 lu\u1eadt, nh\u1eadn di\u1ec7n c\u00e1c thi\u1ebft l\u1eadp r\u00f5 r\u00e0ng h\u01a1n v\u00e0 tr\u00e1nh nh\u1eefng giao d\u1ecbch th\u1ea5t th\u01b0\u1eddng.<\/p>\n<p>V\u1eady n\u00ean l\u1ea7n t\u1edbi khi b\u1ea1n m\u1edf bi\u1ec3u \u0111\u1ed3, h\u00e3y th\u1eed th\u00eam m\u1ed9t v\u00e0i \u0111\u01b0\u1eddng trung b\u00ecnh \u0111\u1ed9ng v\u00e0 xem ch\u00fang \u0111ang k\u1ec3 c\u00e2u chuy\u1ec7n g\u00ec. B\u1ea1n c\u00f3 th\u1ec3 s\u1ebd ng\u1ea1c nhi\u00ean v\u1ec1 l\u01b0\u1ee3ng th\u00f4ng tin m\u00e0 ch\u00fang ti\u1ebft l\u1ed9 \u0111\u1ea5y.<\/p>","protected":false},"excerpt":{"rendered":"<p>In the fast-paced world of trading, where price moves can seem completely random, every trader craves a bit of structure something to help make sense of the chaos. Enter the humble Moving Average. It\u2019s one of the most popular technical indicators out there and for good reason. It\u2019s simple, powerful, and, when used correctly, can [&hellip;]<\/p>\n","protected":false},"author":5,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"inline_featured_image":false,"footnotes":""},"categories":[8],"tags":[],"class_list":["post-545","post","type-post","status-publish","format-standard","hentry","category-understanding-indicators"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.oneroyal.academy\/vi\/wp-json\/wp\/v2\/posts\/545","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.oneroyal.academy\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.oneroyal.academy\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.oneroyal.academy\/vi\/wp-json\/wp\/v2\/users\/5"}],"replies":[{"embeddable":true,"href":"https:\/\/www.oneroyal.academy\/vi\/wp-json\/wp\/v2\/comments?post=545"}],"version-history":[{"count":2,"href":"https:\/\/www.oneroyal.academy\/vi\/wp-json\/wp\/v2\/posts\/545\/revisions"}],"predecessor-version":[{"id":1106,"href":"https:\/\/www.oneroyal.academy\/vi\/wp-json\/wp\/v2\/posts\/545\/revisions\/1106"}],"wp:attachment":[{"href":"https:\/\/www.oneroyal.academy\/vi\/wp-json\/wp\/v2\/media?parent=545"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.oneroyal.academy\/vi\/wp-json\/wp\/v2\/categories?post=545"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.oneroyal.academy\/vi\/wp-json\/wp\/v2\/tags?post=545"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}