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Unformatted text preview: /' ~ fl' I' , . ...(b) What is the expected amount of time to Smith's first win? I _ (x)~ (c) What is the probability Smith has his fourth win on the 20th bet? C.d y~ f/~ ra hI'S .t?K C(/,:". 7:{e~ y~ q ~$'q/~ //"to~: 0/ rI/' w':r( ~ ClI"'~ e:ve ~e,tJ ,P ~ a ~ r ~ '"'fe. J9 :. ~(/~ 2o/~ ~~;J (fl/(Ift)'~: eJ{;~/(i1J/~ (d) What is the expected amount of time to Smith's fourth win? (e) What is the probability that his fourth win happens on or before the 20th bet? (Write your It;;~~,~ain ,urn, b~ donc't :a::)t~cal~c~: t~it:; yw') c"7 ~ 7 / 3J'/ l.J~ , '~7 t ;r (0;) (fJ) Y (l//7 ~ ,(I ?r; t; c r...
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 Spring '08
 Moumen,F
 Probability

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