ng c  liu, ct gng trong c tho u kin c liu. VDng tii 26 tui.  a mu kic.  = SUMIF(range, criteria, sum_range)   a sng, hay tham chia s text s c b qua. u ki   dng s, biu thc, hoc text. , criter  32, "32", "> 32", hoc "apple", v.v c s  ng. Nu b qua, Excel s   t thit phc vc s  c nh b  ng vc ca range. : - Nc s   - Nc s  nh t - Nc s   - Nc s     i diu kin: di din cho m, di din cho nhi (nu king du ? hou ~  c du ? hay *). u ki t ch ng hay ch hoa.   tha nhiu kic.  = SUMIFS(sum_range, criteria_range1, criteria1, criteria_range2, criteria2, )   a sng, hay tham chi cha s text s c b qua.    t vu ki   u ki   dng s, biu thc, hoc text. , crit c "apple", v.v  * M ng nu tt c ng vu u thu ki bng 0. i s ra criteria_range phng gi   i diu kin: di din cho m, di din cho nhi (niu king du ? hou ~  c du ? hay *) u ki t ch ng hay ch hoa.     = SUMSQ(number1, number2, )  n 255 tham s (vi Excel 2003 tr v c, con s  ch    t st mng, mt tham chin mt a s, v.v : SUMSQ(3, 4) = (3^2) + (4^2) = 9 + 16 = 25  nhau:   d nh  i vc sau: SUM = Tng, M (Minus) = Tr (hiu s), P (Plus) = Cng (tng s ma nhiu phn t  V = SUMX2MY2: Tng ca hin t ng trong 2 mng d liu = SUMX2PY2: Tng ca tn t ng trong 2 mng d liu = SUMXMY2: Tng ca hin t ng trong 2 mng d liu  = SUMX2MY2(array_x, array_y) = SUMX2PY2(array_x, array_y) = SUMXMY2(array_x, array_y)  kiu mng  t buc phc, n i #NA! * Nu trong array_x ho kiu text, kiu logic hoc r c b tr = 0 v a m a mt s =TRUNC Ct bt phn tha s n t  Sum = Tng- SUMPRODUCT = Tng ca ng d liu)  = SUMPRODUCT(array1, array2, )   2 ti 255 mng (vi Excel 2003 tr v   c vi nhau  * Nc, SUMPRODUCT s i #VALUE! * Bt k mt phn t  liu kiu s, s c SUMPRODUCT coi ng 0 (zero) t linh ho dng ca u th nhc s c nhiu th  i s th nht ct buc bn phi nh con s i di n thc hip s li ta khi nh  p k t n Excel 2003 vi s  chi s th nht cn s   dmi b  i s a cc s  c s d  ni s ng ging i s th nhOTAL hong gi  c bng d liu tu theo n chn li s th nht.  = SUBTOTAL(function_num, ref1, ref2, )  t    a ch tham chin mun thc hi Trong Excel 2010, b n 254 ref (vi Excel 2003 tr v    29)  * Nt li s  b b ng hn. i s function_num nu t m c  n trong tp s lii s function_num nu t    n trong tp s liu (b  n).  b t c  n bi lnh Filter   thui s ng 101 ). c thit k  t s liu theo chiu dc thit k  u ngang.   liu 2-D, do vy nu d liu tham chiu dng 3- v tham chiu 3-i #VALUE!   c hai ca mt s  = SQRT(number) number: S th i #NUM!) : Gi s   -16 SQRT(16) = 4 SQRT(A2) = #NUM! SQRT(ABS(A2)) = 4   c hai ca mt s i Pi (= 3.14159265358979)  = SQRTPI(number) number: S thi Pi (n i #NUM!) : Gi s   -16 c hai ca Pi) c hai ca 2*Pi)  Tr v du ca s: 1 n  -1 n   = SIGN(number) : SIGN(10) = 1 SIGN(4-4) = 0 SIGN(-0.057) = -1   a ca mt chui s series (x, n, m, a) = a1*x^n + a2*x^(n+m) + a3*x^(n+2m) + + ai*x^(n+(i-1)m)  = SERIESSUM(x, n, m, coefficients)  nha a khi t i x i phn t trong chui coefficients : tp hp h s s i ma ca x   liu kiu s, n i #VALUE! d: SERIESSUM(5, 0, 2, {1, 2, 3, 4}) = 64,426 Din gii chi tit: (x = 5, n = 0, m = 2, coefficients = 1, 2, 3, 4) =1*5^0 + 2*5^(0+2) + 3*5^(0+2*2) + 4*5^(0+3*2) = 64426  Bao g n gii quy n n phc tp.  c .   liu, ct c trong ct tho u kin c liu.  Tr v ng (s hc) ca tt c c chn thu kic.  = AVERAGEIF(range, criteria, average_range) t hoc nhih bao g mng ho u kii dng mt s, mt biu tha ch c chu nh vic  p ht s u b tr    a nh lu c b qua. * Nh c b qua. * Nu range rng hoa d liu text, AVERAGEIF s i #DIV/0! * Nng, AVERAGEIF s ng 0. * Nu kiu ca criteria, AVERAGEIF s i #DIV/0! * B  i diiteria (du ? thay cho m u * thay cho mt chuu kiu ? ho  t thit phc vc s c  m ng vc ca range.  Tr v ng (s hc) ca tt c c chn thu kic. p: = AVERAGEIFS(average_range, criteria_range1, criteria1, criteria_range2, criteria2, )  bao gng ho criteria_range1, criteria_range2, a nhu ki  khai   u ki   u kii dng s, biu thc, tham chiu hoc chui  * Nu average_range rng hoa d liu text, AVERAGEIFS s i #DIV/0! * Nng, AVERAGEIFS s ng 0. * Nh logic: TRUE s   * Merage_range ch u tha tt c u ki  c vi average_range * N chuyi sang dng s, hoc n a tt c u kin, AVERAGEIFS s i #DIV/0!   i diu kin (du ? thay cho m u * thay cho mt chuu kiu ? hoc    liu cha s m s ng) - m s  ch m nhu d liu s.  m s a d liu u kin) u kin - m s u ki ra  u kin. u d liu s  ki.  liu, ct cm s  s trong ct tho  liu. VD  ln nh  ln nht    liu, c, n)  cao nht trong c tho u kin c liu. VDi 26 tut.  nh nh  nh nht  :  liu, cn)  nh nht trong c tho u kin c d liu. VDi 26 tui ai tht. n xp th th ca mt s .   ch   tuyi: $  : = DVARP(database, [field,] criteria)  bia mt tp hp d tp hp, b d liu trong mt ct ca ma m d liu, theo mu kic ch nh.  : = DVAR(database, [field,] criteria) ng s bia mt tp hp dt mu, b d liu trong mt ct ca ma m d liu, theo mu kic ch nh.  : = DSUM(database, field, criteria) C trong mt ct ca ma m d liu, theo mu kin c ch nh. TDEVP() : = DSTDEVP(database, field, criteria)  lch chun ca mt tp h p hp, b d liu trong mt ct ca ma m d liu, theo mu kic ch nh.  : = DSTDEV(database, field, criteria) . a ch tham chin mun thc hi Trong Excel 2010, b n 254 ref (vi Excel 2003 tr v    29)  * Nt.  = SUMSQ(number1, number2, )  n 255 tham s (vi Excel 2003 tr v c, con s  ch    t st mng,.  = SUMPRODUCT(array1, array2, )   2 ti 255 mng (vi Excel 2003 tr v   c vi nhau