Formulario de Psicometría
s
+
s
=
s2
e
2
v
2
x s
s
=
r2
x
2
v
xx r
1)-(n+1
nr
=
R
xx
xx
xx
r
-
r
-2
s
=
sxxxx
xd ′′
′
s
z
=
Dd
αα
Σ
s
s
-1
1-n
n
=2
x
j
2
α
R)-r(1
r)-R(1
=n r
-1
s
=
s
=SEM xx
xe
)
r
-(1
s
=
sxx
2
x
2
es
z
2
D
-1=)
D
(
r2
x
2
2
xx
α
α
α
r
r
=
R
R
xx
2
xy
xx
2
xy
r
=)
r
(xxxy
MAX r
r
=
r
xx
xy
y
xv s
)
r
-(1
s
-1= 2
u
xx
2
x
uu
r
r
+1
r
2
=
r
mm
mm
2m
′
′
rr
r
=
r
yyxx
xy
y
xv
v r
-1
s
=2
xy
yxy•
s
r
1)-(n+1
n
r
=
R
xx
xyxy s
s
-1=
s
s
+
s
-12=
r2
x
2
i-p
2
x
2
i
2
p
xx
1-n
-ss
n
=SEM
2
x
2
i
n
=1i
Σ
rR
-
r
)
r
-(1
R
=n
xx
2
xy
2
xy
xx
2
xy
e
+1
c-1
+c=)(
P)-Da(b
i
ϑ
ϑ