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NWe''''nDarf iNamvaOrj Tap ch/KHOA HOC & CONG NGHE 152(07/2) 163 169 ^oS''''\^^^/,aS°X^«»^^«^^"" ™6XGKE TOMTAT Ngnyln Danh Nam'''', Bing Thj Hing Ngoc''''" ''''71™, n ,''''y°^°"''''''''' "^'' ciia SV Vile giang day XS-TK t h i l n h t ' " ' ^ • ' " ° " * * " ô=" ã>*ô nghiep VI- md Cach tiip ein n i , dam bio t i ^ ^ Z ^ CT^ff ° h - " J • " " ^^ '"'"°°S vi nin kim, ,i ^ « „ E v i y i u ciu p h i , t r i i n b S n e^liklTi"^''''''^*'''''''•''°''"*i'™™s ^>>>>> cho SV ngdnh kinh te thudn ipi G & ^ J | | | | vific sau Tuy nhifin, nhilu y kilri'i^iiiiiH] ring nfin giao dye Vift Nam chua chuyi^Jiii' minh kip de dap ung nhu can ddo tao vd l ^ , Ijllllll nhap quoc te Theo kfit qua nghifin cuU'^i Nguyfin Hoang Lan vd Nguyln Mmh H i ^ (2015) chi rdng "Af nong dupv ddr^gtd thdp nhdt chinh Id khd nang ting dvng Min thwc chuyen ngdnh vdo thtrc ti" P ] , DQ,d4 dil so lupng SV tot nghifp khfii ngdnh kui^ re - kT thudt moi nam ifin tdi hang chyc ngdn ca nhdn song hau h^t cac doanh nghifp Uhl [ibS^ nan ve nhiing khd khan tuy^n d ^ ^ nguon nhan luc theo yfiu clu ''^ CSu 1: Todn hoc cd vai trd nhu thi ndo ddi vdi thirc tiin chuyen ngdnh ddo tgo cda b(m? (Ket qua dupc tinh theo %) Khia (S3 SV)' KhIia 10 (140 SV) Khia 11 (126 SV) Kh6al2(I96SV) a 4 - •- 6U 33 C&U 2: Ban ddnh gid the ; 12 26 50 12 J 25 56 14 30 22 •c dd can Ihiet cua ct ; ndng life sau doi v&i nhiing sinh idnh ti NSng lyc I Tu suy luan Ifipic Tu phSn lich da chigu d^ nghien cmi cdc vln dfi kinh te - xa hfii Nfihien cltu thyc n^i6m Phat hien ph3n tich c^c van de kmh t€ Tfing hpp cAc k^t qua phto tich~ Kifim dinh, phAn bign, dtoh gia Sii d^ng nsfinTeO tpan hoc dt chuyen dfii bAi toAn kinh t^ sang bai toto toAn hoc M6hinh Mo ninh h6aa toan i.:^u te ,' toan hnc hgc rAr cAc tinh tinh h„A^„ huong kinh kinht^ 10 Hicu va vjin dun^ cac quy lu|t kinh tk tronp n kinh t^ thj tnrJmg 11 • Su dung phan mgtn thong k& xu ly s6 lieu 12, Su dyng ket hgp, linh ' cac cong cy toin hpc vA kinh tfi dl giii quyfit cAc bAi toan kinh te To chiJc slp xfip cfing vice " • Ung dung Phil hop cAc ket guA nghien ciiu vAo thuc tign cfine vific 35 '#- 13 '.'^f-' Ngnyln Daih Nam Org Tap chi KHOA HQC & C N G NGHB Mpt nhihlg dJc dilm coa toan hoc la mpt mon khoa hpc suy diln cft tmh triin InVng D o dft, giao trtnh va phnong phap day hpc XS-TK nang v l kiSn fluic han lam, chii yeu xoay quanh cac ki&i flurc c a ban, chua di sau vao khai fliac ling dung ciia XSTK doi vori tiing chuyin nganh va ung dpng a> flie cac tmh hueng ttiuc tiln Ben canh dft flieo khung chuong Irmh dao tao cua Tmong, XS-TK dupc dua vao chuong trinh glang day tii nam d i u tien, fchi ma SV mfti chi tope hpc mon Toan cao c i p truftc va mpt se Ben flinc c o ban v i XS-TK ft Iruong phft thong Dieu khien cho nguoi day kho co Uie lam rii vai trft ciia XS-TK hong cac mftn chuyen nganh kmh tS ciia tirng khoa chuyen mftn sg giang day Thpc hien flieo Nghj quylt s6 29- N Q m V ngiy 04 fliang 11 nam 2013 cila Hpi nghi lin fliii v m Ban c h i p hanh T W khoa XI v l del mfti can ban, toan dien giao dpc va dao tao truftng Dai hpc KT&QTKD dua giai phap phat trien den nam 2020: Bdi mii phuang phdp gidng dgy theo phmmg chdm liiy nguai hoc ldm Irung ldm, hgc di doi v&i hinh, biin qui Irjnh ddo tgo Ihdnh qud trinh lif ddo tgo Chuyin ddi mgnh ml tir dgy Iriin thUc Id chii yiu sang dgy phuang phdp khai thdc thong lm, phmmg phdp nghiin cdu, phuangphap ing dung la chit yiu Dfti vori dac fliii dao tao cila Iruftng, phuong phap iing dung dupc quan tam, d i y manh vice giang day t o i l hpc s i dung cac tmh huftng lien quan din thire^tiln Dilu doi hoi SV phai cft nhibig^kien fluic, ky nang va su hilu bilt nhil dinh ve cac ttnh huftng Mjc du la nam hoc Iht nhat SV mfti chi bit diu lilp can nhang ki&i fluic ve nganh nghe djc fliil Uieo hpc nhung nhitag hilu bilt v l kinh t l - xa hpi co ban ttiong qua cupc s i n g hang va qua ofa phuong tien ttuyin flieng eo ttil la dilu kipn diuln Ipi dl fliiit kl nhirng bai tap XS-TK chta dpng ttnh huing ttntc ttln, ding ttioi phat Iriln mpt so bai loan mang ttnh ttch hpp giila XS-TK vfti cac m6n hpc chuyen nginh khic 152(07/2): 163-169 IING DUNG XS-TK THONG QUA VIEC S i r DUNG M O HiNH TOAN HOC TRONG KINHTE M U n h hoa toan hpc v a mo hinh t o i n hpc Idnh te Md hinh lodn hoc (MHTH) dupc xay dung hang each phien djch cac v i n de ft ttiuc ttln bang phuong tien ngon ngir vill sang phuong tien ngen ngir bilu ttrpng, ki hieu hay noi cich khac, md hinh hoa la bft di c i c tinh chit khong ban chit cua vin de v i dupc ttinh bay duoi dang ngftn ngu ttian hpc [1] Me hmh hfta loin hpc cho phep kit nfti toin hoc vfti fliuc tien, chi ta kha nang ap dung cac y ttrong toan hpc ttong cac linh vuc khac bing each xay dung mftt MHTH phil hpp vfti bai toin can giai quyet Qny trinh mo hinh hoa toin hpe duoc tfll hien ttieo so dft Hinh Hinh Quy n-inh mo hinh hoa todn hoc (theo Stlllman & Galbralth 2006) MHTH Irong kinh ti li sp mo ta moi quan he nhat dinh giira s6 lupng (nhu gia ci, hoat dpng sin xuat, fliue nhan cong, tilt kiem, c i c khoan dau ttr, ) vfti muc dich dl phan tt'ch nhitag lic dpng co lien quan Mpt so me hinh cft ttie ttiu dupc tir quan sat ttiuc nghiem; ben canh cft nhitag mo hinh dupc suy ft co sft ly ttiuylt Su nrong fliich v i tim quan ttpng cila ket luin sau cac phan tich phu fliuoc vao dft chinh xac cila me hinh loan hoc sii dpng ttong bai toin va kha nang ciia ngufti phan Och d l tim tit c i cac kit luan Mac dii cac phuong p h i p toan hpc sii dung co phiic tap den dau ttii g i i fli cna kit qui culi cung cung phu ttmpc nhilu vao c i c gia fliuyet co ban ciia me hmh True giac va ngon ngu fliong fliuong khftng phii cong cp du manh d l nghien cihl c i c van d l phiic Bp cai m i kit qua xa voi fliuc te va khftng gilng vol ttuc 165 Nguyen Danh Nam vd Btg T^p chf KHOA HOC & CONG NGH$ giac Trong nhirng tnrtmg hop do, viec dira ket lu^n bang ldi phai co sir ho trg boi cac cong cn toan hpc XS-TK la mot khoa hoc ung dung nen noi den XS-TK thi phai noi din MHTH Nhir vay, nhfing hieu bilt toan hpc va each ap dung cac M H T H vao vi8c giai quySt cac bai toan thirc tien la het sue can thiet doi vd'i cac nha kinh te Cach giai quyet t6i uu nhu the nao tijy fliupc vao nang lire van dung kien thirc ciia tiing nguoi, tur viec nhfin biSt tinh huong, ket noi y tircmg toan hpc vao cac tinh huong thirc tien do, xay dung bai toan phu hprp, thiSt ke mo hinh, x n ly thong tin,, Vai tro Iy thuyet xac suat thm; tien, moi quan he gifia xac suat va cac mdn chuyen nganh Idnh te Co rat nhieu sir vi^c xay cupc song nhir mpt tro chcri co sii dung xuc xic, nguoi choi dupfc tung hai lan, ba lln hoac nhieu hon; mpt so nguoi phat hien ring hp co quen chung mpt nguoi ban va nghr ring dieu khong bAn la tinh co; mot ngucri mua x6 so ho§c tbam dir choi m6t tro choi tryc tuyen vdfi ki vpng gianh chien thAng, Nhung vi du deu phan anh each nhin nhgn xac suat doi vcri ket qua se xay tiJmg tinh hu6ng Ro rang nhfing nguoi nao chua co hieu biet chinh xac ve xac suit dku dua nhfing ket Iuan sai sy th^t va gia khoa hpc, din dSn viSc that vpng ki vpng qua nhigu frong cac tnrcmg hop neu tren MHTH va cae MHTH cua xac suat d i u co the dupc ap dyng cho eac sy vigc xdy thyc tiln M6i sy kien, niSi tran dau hay m6i tai^ngn va ca ban chat ciia vSn de diu co the dupe hilu thong qua cac mo hinh xdc suSt,^ hay eac tinh huong lien quan dgn Iy thijyet xac su5t, chSng han nhu dy bao tai chinh, nguy co pha san cua mpt c6ng ty, chinh sach bao hi6m, chiSn lupc phat trien mpt mgt hang nao do, Tuy nhien, it nguiri nam bat dupc t6t cac tinh chSt eiia xac suSt va CO nh&ng hieu bilt xac suSt chinh xac Theo Nguyen Thi Tan An (2013), hilu bilt xac suit CO moi^quan h? chat chg vai hieu bilt toan, hieu biet dinh lupng va hieu bifit th6ng ke [2] 152(07/2): - I ® Dgc d i ^ pua X S - T K I^ "phdt hi4n cdi i dinh cdi cd ve bdt ^ dfnh, cdi tat / cd{ ngdu nhien bdng phutmg pt^ to( hoc" NgSu nhifin la mfit phan t i t y^a