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FORMULARIO
][ )2/1(n
zx
]1
[ )2/1(
N
nN
nzx
][ )2/1(n
szx
]1
[ )2/1(
N
nN
n
szx
][ )1,(n
stx n
Donde t con (n - 1) grados de libertad
])[(2
2
2
1
2
1)2/1(21
nnzxx
])[(2
2
2
1
2
1)2/1(21
n
s
n
szxx
])[(2
2
1
2
)2;(2121 n
s
n
stxx cc
nn
2
)1()1(
21
2
22
2
112
nn
SnSnSc
Donde t con (n1 + n2 -2) grados de libertad
])1(
[ )2/1(n
ppzp
]1
)1([ )2/1(
N
nN
n
ppzp
])1()1(
)[(2
22
1
11)2/1(21
n
pp
n
ppzpp