Formulario 2 Parcial

  • November 2019
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FORMULARIO DISTRIBUCION NORMAL 1.-

z=

x − E ( x) σ ( x)

2.-

z=

x−µ σ

APROXIMACION B 3.-

N

x − np np (1 − p )

z=

APROXIMACION P 4.-

N

x−µ µ

z=

DISTRIBUCION DE LA MEDIA

x−µ σx

5.-

z=

7.-

σx =

σ n

6.-

t=

8. σ x

=

x−µ σx

σ n

DISTRIBUCION DE LA PROPORCION 9.-

z=

p −π σp

10.- σ p =

π (1 − π ) n

11.- σ p

π (1 − π ) N − n n N −1

=

N −n N −1

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