Cheat Engine

[gogodr]

S^2=∑▒((Xi-x ̅ ))/(n-1)=(∑▒〖〖Xi〗^2-〖nx ̅〗^2 〗)/(n-1)
E(s^2 )=σ^2
V(s^2 )=(2σ^2)/(n-1)
U=(n-1)s^2/σ^2 ≈ X_((n-1))^2

Pag94 Problema 10
X≈n(μ;〖 σ〗^2=1)
P(b_1≤s^2≤b_2 )=0.9
P(〖9b〗_1≤(n-1)s^2/1≤〖9b〗_2 )=0.9
b_1=0.369457;b_2=1.879889

Distribución de muestreo de P
P=x/n=(n° exitos)/(Tamaño muestreo)
E(p)=π
V(p)=π(1-π)/n
p≈n(π;π(1-π)/n)
Z=(p-π)/√((π(1-π))/n)≈n(0,1)
Pag94 Problema 11
π=0.37 Proporcion poblacional
n=1000
P≈n(0.37;(0.37*0.63)/1000=〖0.015〗^2)
P(-0.03 ≤P-π≤0.03)= ¿?
P(0.34 ≤P≤0.4)= 0.9545

Pag98 Problema21
π=0.48
n=300
P≈n(0.48;(0.48*0.52)/300=〖0.028〗^2)

- note to self: change lua for docx

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Why don't you just use a fucking notepad or email or some shit.

[br0l0ck]