# Formulas intervalos de confianza

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• Publicado : 25 de septiembre de 2010

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1 | Px-zα2*σn < μ<x+zα2*σn=1-α D.N |
2 | Px-zα2*sn < μ<x+zα2*sn=1-α N>30 T.C.L |
3 | Px-t(α2,μ)*sn <μ<x+t(α2,μ)*sn=1-α N<30 Y σD |
4 | Pp-zα2* pqn < μ<p+z(1-α2)pqn=1-α T.C.L |
5 | Pns2z(1-α2)< σ2<ns2z(α2)=1-α ν=N-1 λ |
6 |P(Xa-Xb)-zα2* σ12N1+ σ22N2 < μ1-μ2<(Xa-Xb)+zα2* σ12N1+ σ22N2=1-α |
7 | P(Xa-Xb)-zα2* S12N1+ S22N2 < μ1-μ2<(Xa-Xb)+zα2* S12N1+ S22N2=1-α |
8 |P(Xa-Xb)-t(α2,μ)* sp1N1+ 1N2 < μ1-μ2<(Xa-Xb)+ t(α2,μ)* sp1N1+ 1N2=1-α |
9 | P(Pa-Pb)-zα2* PA*QA NA+ PB*QB NB < πA-πB<(Pa-Pb)+zα2* PA*QA NA+ PB*QBNB=1-α |
10 | Sp=n1-1s12+ (n2-1)s22n1+n2-2 |
11 | f=n-1*s2σ2 |
12 | Zx=(x-u)σn |
13 | Zx=(x-u)sn |
14 | TW=(x-u)sn |
15 | Zp=p-ππqn |
16 |fw=S12S22 νn=N1-1 νD=N2-1 |
17 | Zw=x1-x2-(μ1-μ2)σ12n1+σ22n2 |
18 | Zw=x1-x2-(μ1-μ2)s12n1+s22n2 σ1 D σ2 |
19 | Zw=x1-x2-(μ1-μ2)Sp1n1+1n2gl=n1+n2-2 σ1= σ2 |
20 | Zw=p1-p-(π1-π2)π1* Q1n1+π2*Q2n2 |
21 | P=21-p(z) |
22 | P=1-p(z) CS |
23 | P=p(z)CI |
24 | zα2< zw<z1-α2 |
25 | zα< zw CI |
26 | zw<z1-α CS |
27 | ncx pxqn-x=p(x) |
28 | Z=(x-u)σ |
29 | Px=λxe-λx!λ=np P |
30 | Px=λxe-λx1 λ=1E(x) EN |
31 | EW=nj-cj2cj ν=m-k-1 λW<λC |
32 | c=RM m=1+3,3logn R=M-m nx1nt |
33 |λw2=i=1rJ=1cnj-cj2cj ν=c-1r-1 C1a=1 at λW<λC |
34 | Re -nj-p-ej-λ nj-ej-λ |
35 | |