Qu n tr R i ro ! ! "# $ $% &' &' &' $% $ ! " # ! ( ) * )+ , - / &' 1% 1% 1% &' ($ 6* / - 71 ' 0$8& %% 8%% 908% $9 8&019 8$&77 $ : ;4 6* / - 71 8$9 @? / @ A B *;(*! C D !C % ;( ; ! * +, '() % ! ' ; , *, = ( E C *!&! !! ! +F1" ! () ( = 7+*; ( ! * ! , 08 > / G = &> − 4= 9 O/ O = @ P * ! + Q ; ! * ! , 08 E +& ! > R S @ N @ T/R @ N T P * ! + Q !&! !! , 08 E +& ! > R @ ON @OT ! * ! , 08 > / G = &> − 4= 9 = @ P * ! + Q ; ! * ! , 08 E +& ! > R S @ N @ T / R @ N @T P * ! + Q !&! !! , 08 E +& ! R @ N @ T ' 7(0 * & ; ! * U! , * RN 0T / R S N T E) ; !# ! != Q • P / * RN 0T / R N T E) * R @ N T ! ! + ; !% &; ! * U! , * R N T *) Q % D + !%M * & • P / * RN 0T / R N T E) * R @ N @T ! ! + ; !% &; ! * U ! , * R N T = ) ) Q % D + !%M ! (0 * & • V ) * (< ! (0 * & E * & %() %M ! ( () ! ,8 − / / / B * () ! ,8 ! , C ! 7(0 * & RN 0T / R S Th.s Tr n Quang Trung ; ! N W6@ * U! , T / R N T E) * ; !# ! != Q LUAN VAN CHAT LUONG download : add luanvanchat@agmail.com Qu n tr R i ro • • • P / * RN 0T / R N T E) * R @ N T ! ! + ; !% &; ! * U! , * RN T = ) ) Q % D + !%M ! (0 * & P / * RN 0T / R N T E) * R @ N @T ! ! + ; !% &; ! * U ! , * RN T = ) ) Q % D + !%M ! (0 * & V ) * (< ! (0 * & E * & %() %M ! ( () ! ,8 − / / • / B * () ! ,8 ! , C ! W6 C; '( 2F1"4 E +& ! > O9 / OE) ' ; , *, = Q C ; '( 2F1"4 E +& O9 @ / @ OE) ' ; , *, = Q ! > % ! ! , * 2; ! ! , 08 ! , 12 # ! ! ! ! , ! C C 4 / S 12 C ;; C ! ! ; = ! , / − / Y K () < 12 Z $ X /6 Q = % ;(*' 6= % ! , () % C +! ' *D + !! ( ;(*' = % J;(*' = % # ! ! ! ! , / S 12! , +! ; / 2; ! ! , 08 ! , ; !; ! * +, ! , * '() % C + 6 66 7(% ! ! # %() ; ! K! = 7(0 * & ; ! U! , RN 0T / R N T / RN T E) Y) = ; D ; ! J &! ! # %() ; !; Th.s Tr n Quang Trung ! (' ! % =@! 4 @ @ @ Q * ; !# ! ! , != U! , Q * RN 0T = LUAN VAN CHAT LUONG download : add luanvanchat@agmail.com Qu n tr R i ro ($ ≤ ) = [ ≤ 0− =1 [≤ = 7(% ! = @ ≈ 26 ' ;(*' = % ! , + ;(*' 6= % ! , ! ) !8; F2Z4 / Z F2Z4 / 6 K; 6 / 7# % = &> σ 2Z4 / RZ S F2Z4T Z 6 RZ S F2Z4T @ @ @ @ @ @ @ RZ S F2Z4T @ @ @ @ Y +σ 2Z4 / @ @ % % = Th.s Tr n Quang Trung &>σ ( L) = σ ( L) = 4594600 = 2143,5 ≈ 2144 LUAN VAN CHAT LUONG download : add luanvanchat@agmail.com Qu n tr R i ro 7# ; = > α ( L) = Z 6 Th.s Tr n Quang Trung 2Z4 = Pi [ Li − M ( L)]3 [σ ( L)]3 RZ S F2Z4T6 @ @ @@6 RZ S F2Z4T6 M @ M @6 M @6 @ @ @@ @ @ @6 46 =6 @ &07%7&0%999 @ @ LUAN VAN CHAT LUONG download : add luanvanchat@agmail.com Qu n tr R i ro N O @ P@ :@ >2Q 2 R19S T U : I ) 5)+ 5) : R%9S T ) 5) * : ;4) H , H ) )+ F P>A $R> F4)VOU R&9S T @ R'9S T @ @ 6@ @ '0 %' '1 U K @ JT $ ; ! ]^_7 Z < Z) ! ( ! ,() ! 2@ Q4 Z) ! ( ! K ) & ! ; * Z) ; !! , CY"1 H ) )+ 4(W )+ F P>A X3 ; H ( ) F Th.s Tr n Quang Trung @ @ @ @ @ @ 91 91% 911 LUAN VAN CHAT LUONG download : add luanvanchat@agmail.com Qu n tr R i ro $ ; ! ]^_7 Z A X3 ; H ( ) F $ ; ! ]^_7 Z - G 7, ; '() \= % K! (0 *! KE E +! KE) = 4 4 2- / / / / 4/ @ %() = ); ! %) ! , C & "= ; , *, ! * & " " ! & (; > 52 - β" / !8 K 0.17 − 0.1 = 0.875 0.18 − 0.1 Th.s Tr n Quang Trung 19 LUAN VAN CHAT LUONG download : add luanvanchat@agmail.com Qu n tr R i ro :@= @\ : P@ : > G() G() D *% K! (! ,() D *% K! (; * * @ : D :2@C : * +, >" _4 / _ * +, >" 2_f4 / _ !0M! ,M > O/ ! , " #E * C ! +>, / Q / F( % K! (! ( ! ,() !&! ! * +, _9 = ! ,M! * F R" 2_4 ? 5,4 S_T / F R6 _ ? - _T Z +% ! _ * R" 2_4 ? 5,4 S_T E U ! %() ? _ - / _= *% ! _ +_9 /6 ! , 7(% ! ! # %() "2_4 / @ ! , B ! ,M% K! ( = ; !&! ! > _f/ / ! , "2_f4 / _ / /6 Z) * # 0M * >@ S / @ + @ ?@ / Q ! () ( E) K% K ! ( * S ?6 / _VV *% K! (0 % KE ! % K! ( _VV / 2@ S ?6 / Q _VVf/ R2@ S6 S T ? / Q Q $ )% K ( E ! % K! ( ! &= ! ! C ! ,M )> • KD C !% % ( D C!K! ! ,() !&! ! B *;(*D + C! ,() !&! != D + C= ( % ! ,M *' Z +!8%() D *% K! (0 % K= d^ B *;(*! + D * 9 % K! (= % K = A 2_4 E) _ = ( % K ! (! ( 2_/ d"4 YM! ,#! !+ ( E) ( % K! (! ( _ ! % _VV/ , P !&! !d] * +, > K= ( C C !!8; !& ! !%() D *% K ! ( = ]c %) * J'M + & E K0 C ! , !% d] E C 0M0 ' K % K! ( * ! ( d" ]" D *% K ! ( *! ("2 "2 E ! ! )*+ => " S " / A 2_94 - A 2_9 - d]4 G & K C = D + C !% % D + C!K ! ! ,() !& ! !!8' *% K ! (! C !% `" % &% ! ( % K ! (! ( _9 2]`/d"4 F( % K! ( +; < C = ( ! C' " )* + (! ,() !& ! ! * + , 7+*; ! C! = > Th.s Tr n Quang Trung 20 LUAN VAN CHAT LUONG download : add luanvanchat@agmail.com Qu n tr R i ro _VV / A 2_94 - A 2_9- d]4 Sd] d] Y % K! ( +%( !! (% & $ % % & g ! , C]c % & K!& % K ! ( ( ( % K K %() D *% K ! ( + , A ) ^ U E & K @ 6 6 @ ! ,)0 U )= *= )! ( ! K' *! , *=< K ) ! ,) U ) = ! , *, *' C= ); ! %) %C ) ; E) ! ! ,)0 U E & K ) ( C = E K! % ! ,()* C % L%() C = *= ); ! %) * &% C 7( * ()* ! , C ! ! & K ! ! ,) U ! ) ; E) ! ! ,)0 U E & K ! ,) U E & K= ! ; & K ! ) ! C E) K ) ; 2 : D :2@C :: : @e Uf A2@= A @ UD K ! ,() E ; !&! ! * +, > :+ 5) ; ) U : R)+ F XT : * XIR)+ F XT ) 5)+ 5) : ) ) ;) ) $1 $& 9 R)+ F XT $1 $& X ) 5R%9S T R)+ F XT % $g 999g 999 $g 999g 999 ♦ " #E & K %() ! ( C8 "d1F ]2,;4 / ,A 5β; R]2, S,AT ]2,;4 / @2 S / '0%$ " βS = #E C ! + C * & EN E * β B − L * β RM E E Th.s Tr n Quang Trung 26 LUAN VAN CHAT LUONG download : add luanvanchat@agmail.com Qu n tr R i ro βS = 10 * − * 9 β; / @ S ♦ " #E & ]2,;4 / ,A 5β; R]2, ]2,;4 / 6@ ]2,;4 / '< / &%$ K * C ! S ,AT 92 S Th.s Tr n Quang Trung 27 LUAN VAN CHAT LUONG download : add luanvanchat@agmail.com ...Qu n tr R i ro @ @ ? / ( E + ; E) ! J= )* C ! ! + ! J; )* C = ) ) ! J; )* C I 66 =K G K + ! + ! L (< K , *,... / R N T E) * ; !# ! != Q LUAN VAN CHAT LUONG download : add luanvanchat@agmail.com Qu n tr R i ro • • • P / * RN 0T / R N T E) * R @ N T ! ! + ; !% &; ! * U! , * RN T = ) ) Q % D + !%M ! (0... ! ! , != U! , Q * RN 0T = LUAN VAN CHAT LUONG download : add luanvanchat@agmail.com Qu n tr R i ro ($ ≤ ) = [ ≤ 0− =1 [≤ = 7(% ! = @ ≈ 26 ' ;(*' = % ! , + ;(*' 6= % ! , ! ) !8;