¡Obtén Gemas Gratis!
Enviado por JOSELOXD • 4 de Junio de 2014 • 261 Palabras (2 Páginas) • 147 Visitas
TRABAJO COLABORATIVO 01
1. Utilizarcalculo directo:
Si
x
n (0,1), hallar
a.
P (Z ≤ 1.60)
= 0.9125 * 100
0.9152
= 91.52 %
0
1.60
b.
P [ Z ≤ 1.50]
= 0.9032 * 100
0.9232
= 90.32%
0
1.30
c. P [Z ≤ - 2.36]
= 0.0091 * 100
0.0091
= 0.91%
-2.36 0
d. P [Z ≤ -3.60]
= 0 -3.60 0
e. P [-2.00 ≤ Z ≤ 2.00]
= 0.9545 * 100
0.9545
= 95.45%
-2
0
2
f. P [-2.5 ≤ Z ≤ 2.5]
= 0.9878 * 100
0.9878
= 98.78%
-2.5
0
2.5
2. UTILIZAR CÃLCULO DIRECTO
SI X n (0.1), hallar:
a.P[Z ≥ 2.75]
=1 – P [Z ‹2.75]
=1 – 0.9970 =0.003 * 100 =0.3%
0.003
2.75
b.P(Z ≤ -2.22)
=0.0132 * 100
=1.32%
0.0132
-2.22 0
c.P(Z ≥ -3.35)
=1 - P (Z ≤ -3.35)
=1 – 0.0004
=0.9996
=99.96%
0.9996
-3.35 0
d.P (-2.00 ≤ Z ≤ 2.55)
=P (2.55) – P (2.00)
=0.9946 – 0.0225
=0.9718
=97.18%
0.9718
-2
0
2.55
e.P(-3.00 ≤ Z ≤ -1.15)
=P (-1.15) – P (-3.00)
=0.1251 – 0.001
=0.1238 * 100
=12.38%
0.1238
-3 1.150
f.P(0.00 ≤ z ≤ 1.00)
...