お願いしますm(*_ _)m 答えというかは、正しい解き方を教えて頂けるだけで大丈夫なので！、

3. さいころ 1個を投げるとき, 3以上の目が出れば 10点を得られ, 2以下の目が出れば 5点を失う.これを 10回繰り返すとき, 3以上の目の出た回数をX, 得点合計をYとする。 XとYの平均,分散,標準偏差を求めよ。

答えがなくて困ってます、 至急解き方を教えてください❗

赤と白のカードが4枚ずつ合計8枚あり, 各色のカードにはそれぞれ1 から4までの整 数が一つずつ書いてある。これからカード 1枚を抜き取る試行の結果に対して,確率変数X とYを次のように定義する。 2. 抜き取ったカードが赤の場合はX = 1,白いカードの場合はX = 2とする。 抜き取ったカードが奇数の場合はY= 1, 偶数の場合はY = 2とする. このとき, XとYは独立になることを確認せよ。

答えがなくて困ってます、 至急解き方を教えてください❗❗

赤球3個と白球2個が入った袋から2個の球を同時に取り出すとき,含まれている白 球の個数をXとする.Xの確率分布を求めよ。 また,期待値(平均) E(X), 分散V(X), 標準偏差の(X)を求めよ。 1. まレウのカ ドが4せ ずっ合L0女to のよ L*ー4ラ わプね 1かた Aナなの女

教えてください

5用 ( 内の動岡を適切な形にしましよう= CI hange the verb in parentheses to make the correct form_ 。 The sports event (ike) by many people in J2pan noW- 。An iniemational tennis tournament (hold) at Wimbledon eve Today"s tournament (DosIDOne) DeC4uSG of fhe typhoon. 7ear

答えがないので教えていただきたいです。お願いします。

各文の ( ) に入れるのに適切な語または語句を、 それぞれ一つずつ選び、番号で記しなさい。 he tall gr ( ① singing ②issinging ⑨③to sing ) onthe stage is my sister. stour prices on this jst ( ① is included ② include ⑨③ areincluded ) breakfast every morning. the students and the teachers ( ① particpated ② went ③ canceled ) to the meeting last Monday. flowers were planted on ( ⑪ every sides ② each side ③ both side ) of the main street. ed at a nice hotel ( ① while ② during ③ on) our two-week summer vacation. ccer game had to be ( ① putoff ② calledo寿 ③ taking of ) until Sunday because the storm is approachine. me useful ( ⑪ advise ② advice ⑧ advices ) from my teacher when I asked him for help、

間違えてるところあったら教えて欲しいです！

話 次の英文が成り立つように, ( )内の動詞を適当な形に変えて空所に入れね G) We cannot go out because 試AS een yesterday. (Tain) 了②T iknowthe girlbecauselniee(Ceに 織 (already finish) 愉④) My grandparents 。ja 6 らa are very well. (be) @ When icalledonBilhe (study) 5 眉6)My sisteres enし . に還二 Si visited us. (be)

日本語訳お願いします perspectiveⅡ lesson3 part4です。

In general tools are usedg by animals only to perform simple tasks such aa gettimg food. The Egyptian vulture drops a rock from the air on an ostrich egg to break it open. Orangutans use sticks to get nuts and ants. Some animals use tools for other smple purposes. A gorilla was seen breaking off a tree branch and usimg it as a walking stick as she waded mgh a Swamp. Elephants pick up a stick and rub jn with it fthey are unable to do that with thair

わかる方教えて頂きたいです。

ア ii打the blanks With the appropriate words to complete the summary. Many sports started in (@ ) or their modern rules were created there. Some say football started in ancient (@ ) but moderm football originated in England (@⑯ ) started acGidentally during a game of football. Some people say (⑯ ) rigimafed ff6m aDatandball game played in England, but others think baseball originated from (@⑨ ).。Golf one ofthe most popular (@ ) sports in the world, was first played jn Scotland。Tennis, another popular individual sport was first played with (@ ) hands in France but the rules were frst written in England and the first tennis (⑥ ) was held in WimbledOm Both glE and tennis are popular among the young and the old alike and are enjoyed py both men and women。These sports have now (⑯ 本nine (hey are yed better outside Britain. 中 (⑯ ) to the world now. と7/ 隊ib/ pal67 Britain / hiree/ Gied/ individual / Rugby / spread / tournament jritsh Spore Byemrwhere

宝くじに当たったら何をしたいかという題の英作文です。 仮定法の使い方など添削をお願いしたいです！

Iflwon the lottery,|I would go England. Wimbledon, one of my favorite tennis big events, has only been seen on TV every yedr. Soiflgot qticket for that match, | would see Osqkd players play live. 1wish lcould defeat the corondviruS.

この問題教えていただけますか？

( )内に入れるのに最も適切なも( G⑪ mz2o1,she( [回 )thecenm ア entered る7 ⑫ Tenjoy( ) my classmat ア chatting ウ tochat (⑬) Tadmire the great Am country ア arebuilt イ (⑬⑭ Ilike this magazine, WI ア flledof