Formulas estadistica descriptiva
ni n 2. N i = ∑ ni
28.2 X i* = 29. 30. 31. 32. 33.
(X i − K) C
53.2 54. 55. 56. 57. 58. 59. 60.
Yi * =
(Yi − K ) C
3. H i = ∑ hi 4. Ai = C i f i * 5. At = ∑ Ai 6. hi = At 7. ni = At * n 8. % = At *100
S = S2 S Sx = n
CV = S X 100
S = S2
SY =
S
n 10. ∑ ( X i − X ) = 0
11. ∑ ( X i − X ) 2 ≤ ∑ ( X i − K ) 2
12.
'
9.
∑X X =
3( X − m d ) AS = S( X − md ) AS = S
n S CV = 100 Y
S kp =
S kp =
; SY =
S2 n
3(Y − M d ) S
i
34. AS = X − m d 35.
AS = 3( X − m e ) S
Q=
P=
3(Y − M e ) S (Yi − Y ) 4 ni ∑
(n − 1)S 4
p ;n
−3
36. AS = ( X − m e )
S
61. N = n n
X = X +K ' ∑ X i' ; 12.2 X ' = ( X − K ) 12.1 X = i i n '' '' ∑ X i'' 13. X = X C + X 1 ; 13.1 X = n 13.2 X ' ' = 0,1,2,.., n * * ∑ X i* 14. X = XC + Y1 : 14.1 X = n
(X i − K) 14.2 X = C 15. m g = n X 1 X 2...... X n
*
37. AS = X − me 38.
∑
Q=
39. Y = ∑ Yi ni ,
n
Xi − X S −3 n
2
62. N = n! 63. P( A ∪ B∪...∪ n) = PA + PB + ...+ Pn 64. P( A∩ B ∩...∩n ) = PA .PB ...Pn 65 P[( A∪ B )−( A∩ B )] = ( PA + PB ) − P( A∩ B ) 66. P( A∩ B ) =
A
P( A∩ B ) PA
40. Y = ∑ Yi h i
∑ (Y − Y )n = 0 42. ∑ (Y − Y ) n ≤(Y − K )
41.
i i
2
2
i
i
i
ni
43. Y = Y '+ K 43.1 Y
'
∑Y =
' i
ni
16. m g = 17. m g
n
Xt X0
i
n
n r (n − r ) n 68. n P r = ; (n − r ) N! 69. n Pr =
67.n C r =
N1! N2.!.....N n !
43.2 Yi = (Yi − K ) 44.
Y = Y ' ' C + Y1
''
'
70. P( x ) = n C x p x q n− x 71. 72. 73.
= anti log n (logXn −logX0 ) 18. Mg = = Anti log n 19. t = (m g −1)100
20.
∑ log X =
44.1 Y
∑Y =
*
'' i
ni
P( x ) = e − µ
Zi =
µx
x!
n
Xi − µ
2 i 2
44.2 Yi = 0,1,2,3,...., n
Y =Y C+K ∑ Yi* ni * 45.1 Y = n (Y − K ) 45.2 Yi * = i C ∑I (Yi − Y )ni I 46. DM = n ∑ (Yi − Y ) 2 47. S 2 = n 48. GL = (n − 1)
''
45.
mp =
1 n
∑ X i ni ∑n
1
i
74. t =
2
σ (x −µ) 1 f(x ) = e − 2σ σ 2π X −µ
i
21. H = 22.
SX...
Regístrate para leer el documento completo.