Page 173 - Math Grade 12 (Advance)

PROEUS DARA

0.9693
n. n:n ru P(Z < 1.87) = 0.5 + 0.4693
P(Z < 1.87) = 0.9693

l:ltHS8 a = 1.87
u

2. P(Z >a) = 0.7357

t £31 ru P(Z > -0.63) = 0.5 + 0.2357

= 0.7357

i:ltHS8 a= -0.63 '1
u

" "" " ..
!Jfl7tntnn 2: m X ctli-HGHS N(lOO, a) Stl P(X < 106) = 0.8849 '1 I=Hl..fl Sl
0 •
?HUl ~Hd tl £31 a '1
n

P(X < 106) = 0.8849

t1=1rns P(x -;oo < 106 ~ 100) = 0 .8849

p( z < ~) = 0.8849

t£31 ru P(Z < 1.2) = 0.5 + 0.8849 ( ff'l'i:Hilrltl )

= 0.8849

tl=iQIS ~ = 1.2 si2J a= .i_ = 5
(j 1.2
0 I ':t 0 C1 C) QIIIC:P
i:ltHS8 J:irul'6H15tl£3ltS'i.Hn.fltlmnttuStl 5 '1
u n ....
0 • 0 "" " 2 .. !.4
tlJf.mfif.'i/: m Xctl~HGHS N(!J,, a) Sw P(X>80) = 0.0113 ,
P(X>30) = 0.9713 '1 J:in.f1Sl6it~ 1-1 Stl a '1

GIIJttJ : P(X > 80) = 0.0113
~

168