{"id":25243,"date":"2023-12-07T00:17:48","date_gmt":"2023-12-07T00:17:48","guid":{"rendered":"https:\/\/masterskills.org\/blog\/phuong-phap-do-thi-diagrammatic-method-trong-thong-ke-la-gi.html"},"modified":"2023-12-22T10:16:55","modified_gmt":"2023-12-22T03:16:55","slug":"phuong-phap-do-thi-diagrammatic-method-trong-thong-ke-la-gi","status":"publish","type":"post","link":"https:\/\/masterskills.org\/blog\/phuong-phap-do-thi-diagrammatic-method-trong-thong-ke-la-gi.html","title":{"rendered":"Ph\u01b0\u01a1ng ph\u00e1p \u0111\u1ed3 th\u1ecb (Diagrammatic method) trong th\u1ed1ng k\u00ea l\u00e0 g\u00ec?"},"content":{"rendered":"
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H\u00ecnh minh h\u1ecda<\/p>\n<\/div>\n<\/div>\n

Ph\u01b0\u01a1ng ph\u00e1p \u0111\u1ed3 th\u1ecb (Diagrammatic method)<\/font><\/h2>\n

\u0110\u1ecbnh ngh\u0129a<\/b><\/p>\n

Ph\u01b0\u01a1ng ph\u00e1p \u0111\u1ed3 th\u1ecb <\/b>trong ti\u1ebfng Anh l\u00e0 Diagrammatic method<\/b>.<\/p>\n

Ph\u01b0\u01a1ng ph\u00e1p \u0111\u1ed3 th\u1ecb<\/i> c\u00f2n \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 ph\u01b0\u01a1ng ph\u00e1p bi\u1ec3u \u0111\u1ed3.<\/p>\n

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Ph\u01b0\u01a1ng ph\u00e1p \u0111\u1ed3 th\u1ecb tr\u00ecnh b\u00e0y v\u00e0 ph\u00e2n t\u00edch c\u00e1c s\u1ed1 li\u1ec7u th\u1ed1ng k\u00ea b\u1eb1ng bi\u1ec3u \u0111\u1ed3, \u0111\u1ed3 th\u1ecb v\u00e0 b\u1ea3n \u0111\u1ed3 th\u1ed1ng k\u00ea tr\u00ean c\u01a1 s\u1edf s\u1eed d\u1ee5ng k\u1ebft h\u1ee3p gi\u1eefa s\u1ed1 li\u1ec7u v\u1edbi h\u00ecnh v\u1ebd, \u0111\u01b0\u1eddng n\u00e9t, m\u00e0u s\u1eafc v\u00e0 m\u0129<\/span> thu\u1eadt nh\u1eb1m thu h\u00fat s\u1ef1 ch\u00fa \u00fd c\u1ee7a ng\u01b0\u00ad\u1eddi \u0111\u1ecdc, gi\u00fap cho ng\u01b0\u1eddi \u0111\u1ecdc nh\u1eadn th\u1ee9c \u0111\u01b0\u1ee3c nh\u1eefng n\u00e9t kh\u00e1i qu\u00e1t v\u1ec1 \u0111\u1eb7c \u0111i\u1ec3m c\u01a1 b\u1ea3n c\u1ee7a hi\u1ec7n t\u01b0\u00ad\u1ee3ng m\u1ed9t c\u00e1ch d\u1ec5 d\u00e0ng, nhanh ch\u00f3ng.<\/p>\n

\u0110\u1ed3 th\u1ecb th\u1ed1ng k\u00ea c\u00f3 th\u1ec3 bi\u1ec3u th\u1ecb k\u1ebft c\u1ea5u v\u00e0 thay \u0111\u1ed5i k\u1ebft c\u1ea5u c\u1ee7a hi\u1ec7n t\u01b0\u1ee3ng, s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a hi\u1ec7n t\u01b0\u1ee3ng theo th\u1eddi gian, t\u00ecnh h\u00ecnh th\u1ef1c hi\u1ec7n k\u1ebf ho\u1ea1ch, m\u1ed1i li\u00ean h\u1ec7 gi\u1eefa c\u00e1c hi\u1ec7n t\u01b0\u1ee3ng, so s\u00e1nh gi\u1eefa c\u00e1c m\u1ee9c \u0111\u1ed9 c\u1ee7a hi\u1ec7n t\u01b0\u1ee3ng.<\/p>\n

Ph\u00e2n lo\u1ea1i \u0111\u1ed3 th\u1ecb th\u1ed1ng k\u00ea<\/font><\/h3>\n

–<\/span> C\u0103n c\u1ee9 theo n\u1ed9i dung ph\u1ea3n \u00e1nh, c\u00f3 th\u1ec3 chia \u0111\u1ed3 th\u1ecb th\u1ed1ng k\u00ea th\u00e0nh c\u00e1c lo\u1ea1i sau: \u0111\u1ed3 th\u1ecb k\u1ebft c\u1ea5u, \u0111\u1ed3 th\u1ecb ph\u00e1t tri\u1ec3n, \u0111\u1ed3 th\u1ecb ho\u00e0n th\u00e0nh k\u1ebf ho\u1ea1ch ho\u1eb7c \u0111\u1ecbnh m\u1ee9c, \u0111\u1ed3 th\u1ecb li\u00ean h\u1ec7, \u0111\u1ed3 th\u1ecb so s\u00e1nh v\u00e0 \u0111\u1ed3 th\u1ecb ph\u00e2n ph\u1ed1i.<\/p>\n

–<\/span> C\u0103n c\u1ee9 v\u00e0o h\u00ecnh th\u1ee9c bi\u1ec3u hi\u1ec7n, c\u00f3 th\u1ec3 chia \u0111\u1ed3 th\u1ecb th\u1ed1ng k\u00ea th\u00e0nh: \u0111\u1ed3 th\u1ecb h\u00ecnh c\u1ed9t (bi\u1ec3u \u0111\u1ed3 c\u1ed9t), \u0111\u1ed3 th\u1ecb h\u00ecnh t\u01b0\u1ee3ng (bi\u1ec3u \u0111\u1ed3 v\u00f9ng),\u00a0 \u0111\u1ed3 th\u1ecb h\u00ecnh tr\u00f2n (bi\u1ec3u \u0111\u1ed3 tr\u00f2n),\u00a0\u0111\u1ed3 th\u1ecb \u0111\u01b0\u1eddng g\u1ea5p kh\u00fac…<\/p>\n

M\u1ed9t s\u1ed1 l\u01b0u \u00fd khi s\u1eed d\u1ee5ng ph\u01b0\u01a1ng ph\u00e1p \u0111\u1ed3 th\u1ecb<\/font><\/span><\/h3>\n

Khi x\u00e2y d\u1ef1ng m\u1ed9t \u0111\u1ed3 th\u1ecb th\u1ed1ng k\u00ea ph\u1ea3i \u0111\u1ea3m b\u1ea3o c\u00e1c y\u00eau c\u1ea7u sau: <\/p>\n

–<\/span> X\u00e1c \u0111\u1ecbnh qui m\u00f4 \u0111\u1ed3 th\u1ecb ph\u00f9 h\u1ee3p.<\/p>\n

Qui m\u00f4 c\u1ee7a \u0111\u1ed3 th\u1ecb \u0111\u01b0\u00ad\u1ee3c quy\u1ebft \u0111\u1ecbnh b\u1edfi chi\u1ec1u d\u00e0i, chi\u1ec1u cao, quan h\u1ec7 t\u1ec9<\/span> l\u1ec7 gi\u1eefa hai chi\u1ec1u \u0111\u00f3 v\u00e0 m\u1ee5c \u0111\u00edch s\u1eed d\u1ee5ng. Quan h\u1ec7 gi\u1eefa \u0111\u1ed9 d\u00e0i c\u1ee7a tr\u1ee5c ho\u00e0nh v\u00e0 tr\u1ee5c tung trong \u0111\u1ed3 th\u1ecb th\u01b0\u1eddng theo t\u1ec9<\/span> l\u1ec7 1 : 1,33 \u0111\u1ebfn 1: 1,5.<\/p>\n

–<\/span> L\u1ef1a ch\u1ecdn lo\u1ea1i \u0111\u1ed3 th\u1ecb ph\u00f9 h\u1ee3p.<\/p>\n

M\u1ed7i lo\u1ea1i \u0111\u1ed3 th\u1ecb c\u00f3 kh\u1ea3 n\u0103ng di\u1ec5n t\u1ea3 nhi\u1ec1u kh\u00eda c\u1ea1nh.<\/p>\n

V\u00ed d\u1ee5, ta th\u01b0\u1eddng d\u00f9ng lo\u1ea1i h\u00ecnh tr\u00f2n (c\u00f3 chia th\u00e0nh h\u00ecnh qu\u1ea1t) \u0111\u1ec3 bi\u1ec3u hi\u1ec7n k\u1ebft c\u1ea5u v\u00ec lo\u1ea1i n\u00e0y bi\u1ec3u hi\u1ec7n r\u00f5 nh\u1ea5t k\u1ebft c\u1ea5u v\u00e0 bi\u1ebfn \u0111\u1ed9ng k\u1ebft c\u1ea5u c\u1ee7a hi\u1ec7n t\u01b0\u00ad\u1ee3ng. Tr\u01b0\u00ad\u1eddng h\u1ee3p ph\u00e2n t\u00edch m\u1ed1i li\u00ean h\u1ec7 gi\u1eefa c\u00e1c ch\u1ec9 ti\u00eau th\u01b0\u1eddng d\u00f9ng \u0111\u1ed3 th\u1ecb \u0111\u01b0\u1eddng g\u1ea5p kh\u00fac.<\/p>\n

–<\/span> X\u00e1c \u0111\u1ecbnh ch\u00ednh x\u00e1c c\u00e1c thang \u0111o t\u1ec9<\/span> l\u1ec7 v\u00e0 \u0111\u1ed9 r\u1ed9ng c\u1ee7a \u0111\u1ed3 th\u1ecb.<\/p>\n

Thang \u0111o t\u1ec9<\/span> l\u1ec7 x\u00edch gi\u00fap cho vi\u1ec7c t\u00ednh chuy\u1ec3n c\u00e1c \u0111\u1ea1i l\u01b0\u00ad\u1ee3ng l\u00ean \u0111\u1ed3 th\u1ecb theo c\u00e1c kho\u1ea3ng c\u00e1ch th\u00edch h\u1ee3p. Ng\u00ad\u01b0\u1eddi ta th\u01b0\u00ad\u1eddng d\u00f9ng c\u00e1c thang \u0111o \u0111\u00ad\u01b0\u1eddng th\u1eb3ng ph\u00e2n b\u1ed1 theo c\u00e1c tr\u1ee5c t\u1ecda \u0111\u1ed9, c\u0169ng c\u00f3 khi d\u00f9ng thang \u0111o \u0111\u01b0\u00ad\u1eddng cong, v\u00ed d\u1ee5 thang tr\u00f2n (\u1edf \u0111\u1ed3 th\u1ecb h\u00ecnh tr\u00f2n) \u0111\u01b0\u00ad\u1ee3c chia th\u00e0nh 360\u00b0.<\/p>\n

\u0110\u1ed9 r\u1ed9ng c\u1ee7a \u0111\u1ed3 th\u1ecb c\u0169ng ph\u1ea3i \u0111\u01b0\u00ad\u1ee3c ch\u1ecdn cho ph\u00f9 h\u1ee3p. Khi v\u1ebd \u0111\u1ed3 th\u1ecb h\u00ecnh c\u1ed9t, \u0111\u1ed9 r\u1ed9ng c\u1ee7a c\u00e1c c\u1ed9t ph\u1ea3i t\u1ec9<\/span> l\u1ec7 v\u1edbi c\u00e1c kho\u1ea3ng c\u00e1ch t\u1ed5 v\u00e0 \u0111\u1ed9 cao c\u1ee7a n\u00f3 ph\u1ea3i t\u1ec9<\/span> l\u1ec7 v\u1edbi s\u1ed1 \u0111\u01a1n v\u1ecb r\u01a1i v\u00e0o t\u1eebng t\u1ed5. N\u1ebfu c\u00e1c t\u1ed5 c\u00f3 kho\u1ea3ng c\u00e1ch b\u1eb1ng nhau, khi \u0111\u00f3 c\u00e1c c\u1ed9t trong \u0111\u1ed3 th\u1ecb c\u0169ng ph\u1ea3i c\u00f3 \u0111\u1ed9 r\u1ed9ng b\u1eb1ng nhau.<\/p>\n

(T\u00e0i li\u1ec7u tham kh\u1ea3o: M\u1ed9t s\u1ed1 thu\u1eadt ng\u1eef th\u1ed1ng k\u00ea th\u00f4ng d\u1ee5ng, T\u1ed5ng c\u1ee5c th\u1ed1ng k\u00ea, NXB Th\u1ed1ng k\u00ea)<\/i><\/p>\n<\/p><\/div>\n","protected":false},"excerpt":{"rendered":"

\n Ph\u01b0\u01a1ng ph\u00e1p \u0111\u1ed3 th\u1ecb (ti\u1ebfng Anh: Diagrammatic method) tr\u00ecnh b\u00e0y v\u00e0 ph\u00e2n t\u00edch c\u00e1c s\u1ed1 li\u1ec7u th\u1ed1ng k\u00ea b\u1eb1ng bi\u1ec3u \u0111\u1ed3, \u0111\u1ed3 th\u1ecb v\u00e0 b\u1ea3n \u0111\u1ed3 th\u1ed1ng k\u00ea tr\u00ean c\u01a1 s\u1edf s\u1eed d\u1ee5ng k\u1ebft h\u1ee3p gi\u1eefa s\u1ed1 li\u1ec7u v\u1edbi h\u00ecnh v\u1ebd, \u0111\u01b0\u1eddng n\u00e9t, m\u00e0u s\u1eafc v\u00e0 m\u0129 thu\u1eadt.\n <\/div>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[414],"tags":[],"_links":{"self":[{"href":"https:\/\/masterskills.org\/blog\/wp-json\/wp\/v2\/posts\/25243"}],"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=25243"}],"version-history":[{"count":0,"href":"https:\/\/masterskills.org\/blog\/wp-json\/wp\/v2\/posts\/25243\/revisions"}],"wp:attachment":[{"href":"https:\/\/masterskills.org\/blog\/wp-json\/wp\/v2\/media?parent=25243"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/masterskills.org\/blog\/wp-json\/wp\/v2\/categories?post=25243"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/masterskills.org\/blog\/wp-json\/wp\/v2\/tags?post=25243"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}