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英文 國中

不知道有沒有寫錯

dd 吐礁人魚 人 ) is one oftl 8 his eountry eomprises seves 1 smallest 及 to lanmmersGms We isla 1 Pantries int countr?* “antg&rov pla ls lift 3e worid. ltis 1 because much money fo ants o ro dffie 說 afte to pay 全sah en T vegetab utttofind clean water in the 贍 Iowever, the se setables f les in Tuval 只 He y Sa around Tuv Tom forei 和us so people in Tuvalu need 起 This beautitul and ql alu is cle aner tt gn countries 2 ane clean ae er than a es my othes Tuvalu. but also atourist attract 、1S not onlv 0 ther bart of the worid beeause GT 1ething to more special than any othetr 由 QT people 全 to be proud of for peoplie in H >ture froi QTeignc ai xSe: S In an Quntrle Fort When the sea level rises around t+ ourtsts,1t1s Stoo mi ae world 3 ch Tu 時 jevelmay 一 Ithat happens, Tu Juvalu wit face anott 旺一汪 1 another problem because the sea Most ofthe people in Tuvalu w luwill appear only on old 喲 ) 人 yabout ti maps in the future n happening, any people are le 1 tney canmt do anything to stop this from 吃9 What's worse, there is onlv people there to go to school tol 4. because they wontTise anymore. aving Tuv: g Tuvalu for other countries 同 Ni high school in Tuvalu 還 人 上 things. After people msi 說 各 to grow fruits, cateh fish,a 。lIna 1ey can look on the bright s -(A) hotand rainy all year round (B) convenient for you to take atrip there (C) safe for you to stay there all night long, (D) difficult for you to see it clearly on the map (A) trash can be seen everywhere at the beach (B) there arentany large factories in the country (C) they never saw any foreigners before (D) people dont care about the future 0f Tuvalu 玉 bring good luck to people in Tuva 和 ntheland OfTuvalu (B) soon become higher tha (C) be dangeIous for you to tty (D) become ]oWer than most ofthe roads there (A) Gan'tfind goodTPay 8 3 Istruly Wifticutt for iove away from Tuvatu, and clean houses. For ide and pray the sea level 會考克漏字糯熟 1

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數學與統計 大學

33題,有人可以幫我列算式就好嗎 是波氏分配(卜瓦松分配)題目

CHMAPTER 6 smen er replacem es, muff plecitlons w 1r 同 the numper oftransmissf sen0C7 polsson 昌關 dmwpute 4 o Shop. The! te dett Ave/lino's Aut 字 ee 3 stributlon le butlon ls the an summary, the Polsson dis 呈ty dlstob n summar OP 4 needed to construct a Poiss 4 on aa random variable, desl9! errors, or other r: ellhood t 的 elikeli nedthejkelJncoo 同 on nsurance Company ge 1 polic surar From actuary taples, Washington 2 gten nsurance aty 』 age 25 wi qie within the next year is pay ity they wi 25-year-ojg men this year' whatis the probabilty 3 JjnaPoisson distributionn 三0.4 a. What is the probapility thatx三0 b. What is the probability thatx > 0? 32. 全a Poisson distributionh 二4 a. What is the probapbility thatx 三 2? b. What js the probapbiljty thatx 生 2? f experience, c. What js the probability thatx> 2? m her years ol 還 officer at Coast Bank and Trust. Fro ble to repay 9 inot bea she estimates that the probability is .025 that an applicant wi hs or her jnstajiment loan. Last month she made 40 1 父 What js the probability that three loans will be 和 sfaulted? 紀 What js the probability that at least three loans will be del tthe rate oftwo per Automobijles arrive at the Elkhart exit ofthe Indiana Tol 同 ibution minute. Tne distribution of arrivals approximates a Poisson distri 了人 a.- What is fhe Probabifity that no automopbiles arrive in a particular uiar Pp. what js fhe Propabjlity that at least one automobile arrives during mrnute? 5 站5 estimated that 0.5% ofthe Callers to the Customer Service department of Dell Jnc. wil receive a busy signal. whatis the probability that oftoday's 1,200 callers at reast 5 received a Pbusy signal? 。 生如e past schools jn Los Angeles Couni year for weafher enmergencies. What is 1 Counfy wi close for 4 days next year? 24 ty have closed an average of 3 days each he probability that schools in Los Angeles opapjlity distribution js a !ting apjjty associated wjth each Out( discrete propapjjity distribution can aSsume only certain values. The main features are: _The sum offhes probabilties is 1.00. The probapijlity ofa particular outcome is between 0.00 and 1.00. Jheoutcomes are mutually exclusive. ontinuous djsfribution can assume an jmfnite number ofvalues within a speecsi iean and variance ofa probability distribution are Computed as follows, mean js equalto: Come- ific rang variance js egqual to:

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