{"id":28933,"date":"2023-12-07T05:28:13","date_gmt":"2023-12-07T05:28:13","guid":{"rendered":"https:\/\/masterskills.org\/blog\/bien-doc-lap-independent-variable-va-bien-phu-thuoc-dependent-variable-la-gi.html"},"modified":"2023-12-07T05:28:13","modified_gmt":"2023-12-07T05:28:13","slug":"bien-doc-lap-independent-variable-va-bien-phu-thuoc-dependent-variable-la-gi","status":"publish","type":"post","link":"https:\/\/masterskills.org\/blog\/bien-doc-lap-independent-variable-va-bien-phu-thuoc-dependent-variable-la-gi.html","title":{"rendered":"Bi\u1ebfn \u0111\u1ed9c l\u1eadp (Independent variable) v\u00e0 Bi\u1ebfn ph\u1ee5 thu\u1ed9c (Dependent variable) l\u00e0 g\u00ec?"},"content":{"rendered":"<div class=\"vnbcbc-body vceditor-content wi-active\" data-role=\"content\">\n<div class=\"VCSortableInPreviewMode\" type=\"Photo\" style=\"\">\n<div><img decoding=\"async\" src=\"https:\/\/masterskills.org\/blog\/wp-content\/uploads\/\/12\/independent-variable-dependent-variable-15711126608692091280780.png\" id=\"img_cd891670-ef01-11e9-8540-c95a0ea3e7c6\" w=\"560\" h=\"315\" alt=\"Independent variable &#038; Dependent variable\" title=\"Independent variable &#038; Dependent variable\" rel=\"lightbox\" photoid=\"cd891670-ef01-11e9-8540-c95a0ea3e7c6\" type=\"photo\" style=\"max-width:100%;\" data-original=\"https:\/\/masterskills.org\/blog\/wp-content\/uploads\/\/12\/independent-variable-dependent-variable-15711126608692091280780.png\" width=\"\" height=\"\"><\/div>\n<div class=\"PhotoCMS_Caption\">\n<p>H\u00ecnh minh h\u1ecda<\/p>\n<\/div>\n<\/div>\n<h2><font style=\"line-height: 22px; font-size: 22px;\" color=\"#3d85c6\">Bi\u1ebfn \u0111\u1ed9c l\u1eadp (Independent variable) v\u00e0 Bi\u1ebfn ph\u1ee5 thu\u1ed9c (Dependent variable)<\/font><\/h2>\n<p><b>\u0110\u1ecbnh ngh\u0129a<\/b><\/p>\n<p><b>Bi\u1ebfn \u0111\u1ed9c l\u1eadp<\/b> trong ti\u1ebfng Anh l\u00e0 <b>Independent variable<\/b>. <i>Bi\u1ebfn \u0111\u1ed9c l\u1eadp<\/i> l\u00e0 bi\u1ebfn s\u1ed1 t\u00e1c \u0111\u1ed9ng t\u1edbi bi\u1ebfn s\u1ed1 kh\u00e1c (bi\u1ebfn ph\u1ee5 thu\u1ed9c) trong m\u1ed9t m\u00f4 h\u00ecnh kinh t\u1ebf.<\/p>\n<p><strong>Bi\u1ebfn ph\u1ee5 thu\u1ed9c<\/strong>\u00a0trong ti\u1ebfng Anh l\u00e0 <b style=\"\">D<\/b><b style=\"\">ependent variable<\/b><i>. Bi\u1ebfn ph\u1ee5 thu\u1ed9c<\/i>\u00a0l\u00e0 bi\u1ebfn s\u1ed1 ch\u1ecbu \u1ea3nh h\u01b0\u1edfng c\u1ee7a m\u1ed9t bi\u1ebfn s\u1ed1 kh\u00e1c trong m\u00f4 h\u00ecnh. V\u00ed d\u1ee5, nhu c\u1ea7u v\u1ec1 m\u1ed9t h\u00e0ng ho\u00e1 b\u1ecb \u1ea3nh h\u01b0\u1edfng b\u1edfi gi\u00e1 c\u1ea3 c\u1ee7a n\u00f3.<\/p>\n<h3><font style=\"line-height: 22px; font-size: 22px;\" color=\"#3d85c6\">\u0110\u1eb7c tr\u01b0ng<\/font><\/h3>\n<p><b>Bi\u1ebfn \u0111\u1ed9c l\u1eadp<\/b><\/p>\n<p>&#8211; <i>Bi\u1ebfn \u0111\u1ed9c l\u1eadp<\/i> (c\u00f2n g\u1ecdi l\u00e0 <i>nghi\u1ec7m th\u1ee9c<\/i>) l\u00e0 c\u00e1c y\u1ebfu t\u1ed1, \u0111i\u1ec1u ki\u1ec7n khi b\u1ecb thay \u0111\u1ed5i tr\u00ean \u0111\u1ed1i t\u01b0\u1ee3ng nghi\u00ean c\u1ee9u s\u1ebd \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn k\u1ebft qu\u1ea3 th\u00ed nghi\u1ec7m.<\/p>\n<p>&#8211; Nh\u01b0 v\u1eady, \u0111\u1ed1i t\u01b0\u1ee3ng nghi\u00ean c\u1ee9u ch\u1ee9a m\u1ed9t ho\u1eb7c nhi\u1ec1u y\u1ebfu t\u1ed1, \u0111i\u1ec1u ki\u1ec7n thay \u0111\u1ed5i. N\u00f3i c\u00e1ch kh\u00e1c k\u1ebft qu\u1ea3 s\u1ed1 li\u1ec7u c\u1ee7a bi\u1ebfn ph\u1ee5 thu\u1ed9c thu th\u1eadp \u0111\u01b0\u1ee3c thay \u0111\u1ed5i theo bi\u1ebfn \u0111\u1ed9c l\u1eadp.<\/p>\n<p>V\u00ed d\u1ee5 1: Bi\u1ebfn \u0111\u1ed9c l\u1eadp c\u00f3 th\u1ec3 l\u00e0 li\u1ec1u l\u01b0\u1ee3ng ph\u00e2n b\u00f3n, lo\u1ea1i ph\u00e2n b\u00f3n, l\u01b0\u1ee3ng n\u01b0\u1edbc t\u01b0\u1edbi, th\u1eddi gian chi\u1ebfu s\u00e1ng kh\u00e1c nhau,\u2026 (hay c\u00f2n g\u1ecdi l\u00e0 c\u00e1c nghi\u1ec7m th\u1ee9c kh\u00e1c nhau).<\/p>\n<p>V\u00ed d\u1ee5 2: Gi\u00e1 h\u00e0ng ho\u00e1 l\u00e0 bi\u1ebfn s\u1ed1 \u0111\u1ed9c l\u1eadp \u1ea3nh h\u01b0\u1edfng t\u1edbi l\u01b0\u1ee3ng c\u1ea7u v\u1ec1 h\u00e0ng h\u00f3a \u0111\u00f3. V\u00ec c\u00e1c nh\u00e0 kinh t\u1ebf d\u00f9ng h\u00e0m ng\u01b0\u1ee3c khi bi\u1ec3u di\u1ec5n m\u1ed1i quan h\u1ec7 gi\u1eefa bi\u1ebfn \u0111\u1ed9c l\u1eadp v\u00e0 ph\u1ee5 thu\u1ed9c tr\u00ean \u0111\u1ed3 th\u1ecb, n\u00ean bi\u1ebfn \u0111\u1ed9c l\u1eadp th\u01b0\u1eddng \u0111\u01b0\u1ee3c ghi tr\u00ean tr\u1ee5c tung.<\/p>\n<p>&#8211; Trong bi\u1ebfn \u0111\u1ed9c l\u1eadp, th\u01b0\u1eddng c\u00f3 m\u1ed9t m\u1ee9c \u0111\u1ed9 \u0111\u1ed1i ch\u1ee9ng hay nghi\u1ec7m th\u1ee9c \u0111\u1ed1i ch\u1ee9ng (ch\u1ee9a c\u00e1c y\u1ebfu t\u1ed1, \u0111i\u1ec1u ki\u1ec7n \u1edf m\u1ee9c \u0111\u1ed9 th\u00f4ng th\u01b0\u1eddng) ho\u1eb7c nghi\u1ec7m th\u1ee9c \u0111\u00e3 \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh m\u00e0 ng\u01b0\u1eddi nghi\u00ean c\u1ee9u kh\u00f4ng c\u1ea7n ti\u00ean \u0111o\u00e1n \u1ea3nh h\u01b0\u1edfng c\u1ee7a ch\u00fang.<\/p>\n<p>C\u00e1c nghi\u1ec7m th\u1ee9c c\u00f2n l\u1ea1i s\u1ebd \u0111\u01b0\u1ee3c so s\u00e1nh v\u1edbi nghi\u1ec7m th\u1ee9c \u0111\u1ed1i ch\u1ee9ng ho\u1eb7c so s\u00e1nh gi\u1eefa c\u00e1c c\u1eb7p nghi\u1ec7m th\u1ee9c v\u1edbi nhau.<\/p>\n<p><b>Bi\u1ebfn ph\u1ee5 thu\u1ed9c<\/b><\/p>\n<p>&#8211; <i>Bi\u1ebfn ph\u1ee5 thu\u1ed9c<\/i> (c\u00f2n g\u1ecdi l\u00e0 <i>ch\u1ec9 ti\u00eau thu th\u1eadp<\/i>) l\u00e0 nh\u1eefng ch\u1ec9 ti\u00eau \u0111o \u0111\u1ea1c v\u00e0 b\u1ecb \u1ea3nh h\u01b0\u1edfng trong su\u1ed1t qu\u00e1 tr\u00ecnh th\u00ed nghi\u1ec7m, hay c\u00f3 th\u1ec3 n\u00f3i k\u1ebft qu\u1ea3 \u0111o \u0111\u1ea1c ph\u1ee5 thu\u1ed9c v\u00e0o s\u1ef1 thay \u0111\u1ed5i c\u1ee7a bi\u1ebfn \u0111\u1ed9c l\u1eadp.<\/p>\n<p>&#8211; Th\u00f4ng th\u01b0\u1eddng ng\u01b0\u1eddi ta \u0111\u1eb7t bi\u1ebfn s\u1ed1 ph\u1ee5 thu\u1ed9c \u1edf v\u1ec1 ph\u00eda tr\u00e1i c\u1ee7a ph\u01b0\u01a1ng tr\u00ecnh v\u00e0 bi\u1ec3u th\u1ecb n\u00f3 tr\u00ean tr\u1ee5c tung c\u1ee7a m\u1ed9t \u0111\u1ed3 th\u1ecb. B\u1edfi v\u1eady, n\u1ebfu nhu c\u1ea7u l\u00e0 m\u1ed9t h\u00e0m c\u1ee7a gi\u00e1 h\u00e0ng ho\u00e1, th\u00ec P l\u00e0 bi\u1ebfn \u0111\u1ed9c l\u1eadp v\u00e0 D ph\u1ee5 thu\u1ed9c v\u00e0o P. D\u01b0\u1edbi d\u1ea1ng h\u00e0m t\u1ed5ng qu\u00e1t, ch\u00fang ta c\u00f3 th\u1ec3 vi\u1ebft:<\/p>\n<p style=\"text-align: center;\">D=f(P)<\/p>\n<p style=\"text-align: left;\">V\u00ed d\u1ee5: Khi nghi\u00ean c\u1ee9u s\u1ef1 sinh tr\u01b0\u1edfng c\u1ee7a c\u00e2y m\u00eda, c\u00e1c bi\u1ebfn ph\u1ee5 thu\u1ed9c \u1edf \u0111\u00e2y c\u00f3 th\u1ec3 bao g\u1ed3m: chi\u1ec1u cao c\u00e2y, s\u1ed1 l\u00e1, tr\u1ecdng l\u01b0\u1ee3ng c\u00e2y\u2026 v\u00e0 k\u1ebft qu\u1ea3 \u0111o \u0111\u1ea1c c\u1ee7a bi\u1ebfn ph\u1ee5 thu\u1ed9c \u1edf c\u00e1c nghi\u1ec7m th\u1ee9c kh\u00e1c nhau c\u00f3 th\u1ec3 kh\u00e1c nhau.<\/p>\n<h3><font style=\"line-height: 22px; font-size: 22px;\" color=\"#3d85c6\">M\u1ed1i quan h\u1ec7 gi\u1eefa bi\u1ebfn \u0111\u1ed9c l\u1eadp v\u00e0 bi\u1ebfn ph\u1ee5 thu\u1ed9c<\/font><\/h3>\n<p>&#8211; Bi\u1ebfn \u0111\u1ed9c l\u1eadp\u00a0l\u00e0 bi\u1ebfn s\u1ed1 t\u00e1c \u0111\u1ed9ng t\u1edbi bi\u1ebfn ph\u1ee5 thu\u1ed9c trong m\u1ed9t m\u00f4 h\u00ecnh kinh t\u1ebf. Khi c\u00e1c bi\u1ebfn \u0111\u1ed9c l\u1eadp trong m\u00f4 h\u00ecnh thay \u0111\u1ed5i th\u00ec bi\u1ebfn ph\u1ee5 thu\u1ed9c bu\u1ed9c ph\u1ea3i thay \u0111\u1ed5i theo.<\/p>\n<p>&#8211; Do \u0111\u00f3, c\u00f3 th\u1ec3 k\u1ebft lu\u1eadn r\u1eb1ng bi\u1ebfn \u0111\u1ed9c l\u1eadp v\u00e0 bi\u1ebfn ph\u1ee5 thu\u1ed9c th\u1ebf hi\u1ec7n m\u1ed1i quan h\u1ec7 nh\u00e2n qu\u1ea3, trong \u0111\u00f3 bi\u1ebfn \u0111\u1ed9c l\u1eadp \u0111\u00f3ng vai tr\u00f2 l\u00e0 nguy\u00ean nh\u00e2n c\u00f2n bi\u1ebfn ph\u1ee5 thu\u1ed9c l\u00e0 k\u1ebft qu\u1ea3.<\/p>\n<p><i>(T\u00e0i li\u1ec7u tham kh\u1ea3o:\u00a0T\u1eeb \u0111i\u1ec3n Kinh t\u1ebf h\u1ecdc, NXB \u0110\u1ea1i h\u1ecdc Kinh t\u1ebf Qu\u1ed1c d\u00e2n; Ph\u01b0\u01a1ng ph\u00e1p nghi\u00ean c\u1ee9u kh\u00f3a h\u1ecdc, T\u1ed5 h\u1ee3p gi\u00e1o d\u1ee5c Topica)<\/i><\/p>\n<\/p><\/div>\n","protected":false},"excerpt":{"rendered":"<div class=\"vnbcbc-sapo\" data-role=\"sapo\">\n                            Trong nghi\u00ean c\u1ee9u th\u1ef1c nghi\u1ec7m, c\u00f3 hai lo\u1ea1i bi\u1ebfn th\u01b0\u1eddng g\u1eb7p l\u00e0 bi\u1ebfn \u0111\u1ed9c l\u1eadp (ti\u1ebfng Anh: Independent variable) v\u00e0 bi\u1ebfn ph\u1ee5 thu\u1ed9c (ti\u1ebfng Anh: Dependent variable). Bi\u1ebfn \u0111\u1ed9c l\u1eadp l\u00e0 bi\u1ebfn s\u1ed1 t\u00e1c \u0111\u1ed9ng t\u1edbi bi\u1ebfn ph\u1ee5 thu\u1ed9c trong m\u1ed9t m\u00f4 h\u00ecnh kinh t\u1ebf.\n                        <\/div>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[416],"tags":[],"_links":{"self":[{"href":"https:\/\/masterskills.org\/blog\/wp-json\/wp\/v2\/posts\/28933"}],"collection":[{"href":"https:\/\/masterskills.org\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/masterskills.org\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/masterskills.org\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/masterskills.org\/blog\/wp-json\/wp\/v2\/comments?post=28933"}],"version-history":[{"count":0,"href":"https:\/\/masterskills.org\/blog\/wp-json\/wp\/v2\/posts\/28933\/revisions"}],"wp:attachment":[{"href":"https:\/\/masterskills.org\/blog\/wp-json\/wp\/v2\/media?parent=28933"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/masterskills.org\/blog\/wp-json\/wp\/v2\/categories?post=28933"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/masterskills.org\/blog\/wp-json\/wp\/v2\/tags?post=28933"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}