Page 154 - Math Grade 12 (Advance)

PROEUS DARA

6. d5 X dl~Hd~ttH:lSJ~ci" ~~&'tlrnmQJtrH1.Hf:HQ18U'flUifJnl{JlR"
1 1
tl~ ~~nLTimTI2j&~ rnmntl2ltaun~
u

X 1 2 3 4 5 6
1 1 1 1 1
P(X = x) y
6 6 5 5 6

"
fi f.l.fl m : n. 6H~ y ~- E(X) 'li5. Var(X) tl. Var( 4X) '1
':J I r:f I ¢::» Q
7. H&GHtitlSJ~ti X "tflSH~fi~StliHq~nl_YQl'U P(X = x) = kx mmg x = I, 2, 3, 4, 5
u
stl P(X=x) = k(lO-x) Gtmg X= 6, 7, 8, 9 '1 l=if.l.flSl:

2. E(X)

l=i. Var(X) lli. E(2X- 3) tl. Var(2X-3) '1
8. &siQhtYHli'\3rn"tfls~r~lli1Lm.n~ 3 sh~riMM 4 '1 tfimlirun~ 2 t~rnttitlSJ
1
( naillmtittflrn@s~Rlrlrn~QJ) '1 tti x dlHtd~tutlSJ" 8~s~rJM1J1Um&'tlrn

mums , '1 l=if.l.flSl :

9. &l=it13M&1Mm~ndlLn~'\3ti5"tflS~ 3 SlR ttiQJrl~~MJlYM 6 mRsh~~MJlfo 5 mri '1
1 I
q ~ 0 ~
m X dlHtGHtitlSJ" u~s~~n5JLMQhLn~" '1 l=if.l.flS"l
1 I
'
0
"
n. E(X) l=i. Var(X) ill. l=irulntUtl~tS X '1
n

X I 2 3 4 5

P(X = x) 0.20 0.40 0.20 0.15 0.05

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