Tema 2.2 Calcular Sesgo y ECM Flashcards

1
Q

Propiedades Esperanza
SUMA

A

E(x1+x2)= E(x1)+E(x2)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

Propiedades Esperanza
RESTA

A

E(x1-x2)= E(x1)-E(x2)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

Propiedades Esperanza
MULTIPLICACION

A

E(a·x1)= a·E(x1)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

Otras propiedades Esperanza

A

E(x1)= mu
E(X barra)= mu
E(a)= a

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

Propiedades Varianza
SUMA

A

V(x1+x2)= V(x1)+V(x2)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

Propiedades Varianza RESTA

A

V(x1-x2)= V(x1)+V(x2)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

Propiedades Varianza MULTIPLICACION

A

V(a·x1)= a^2 · V(x1)
V(x1/a)= V(x1) / a^2

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

Otras propiedades Varianza

A

V(x1)= sigma^2
V(X barra)= sigma^2 / n
V(a)= 0

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

Teoria sobre Uniforme, Binomial y Poisson

A

U(a,b) -> mu=(a+b)/2
sigma^2=(b-a)^2 / 12

B(u,p) -> mu= n·p
sigma^2=n·p·(1-p)

P(landa) -> mu=landa
sigma^2=landa

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q
A
How well did you know this?
1
Not at all
2
3
4
5
Perfectly