問4の解説を授業でしなければならないのですが、答えの出し方がわかりません。（シ）＝3、(ス)＝4、(セソ)＝75です。どうしてそうなるのか教えてください！！

決勝進出チームと予選敗退チームの違いを調べるために,決勝進出の有無は, 決勝進出であれ は1, 予選敗退であれば0 とした。また,チームごとに試合数が異なるので,各項目を1試合当 たりの数値に変換した。 ある年のサッカーのワールドカップのデータの一部(データシート) K 表1 A B C 1 J F チーム試合数総得点ショートパス ロングパス 反則 回数 D E G H 決勝進出|1試合当たりの1試合当たりの1試合当たりの1試合当たりの 1 ショートパス本数ロングパス本数 278.00 反則回数 1.67 D 本数 本数 の有無 得点 2 TO1 0 0.33 109.33 3 1 834 328 5 TO2 1923 510 1 2.20 384.60 102.00 2.40 3 5 11 12 4 T03 3 0 0.33 216.67 89.67 3.67 1 650 269 11 5 T04 1 1.71 322.43 101.57 1.57 7 12 2257 711 11 6 T05 0 0.67 247.00 78.00 2.67 3 2 741 234 8 TO6 1 1.00 320.00 111.00 1.80 7 5 5 1600 555 9 また,データシートを基に, 統計処理ソフトウェアを用いて, 図1を作成した。 1試合当たりの ショートバス本数 1試合当たりの ロングパス本数 1試合当たりの 反則回数 1試合当たりの得点 I C 語 編 題C co coc O○ 0C ○ の A B I 全チャム: 0.828 予選敗退: 0.697 決勝進出: 0.732 あ D E 全チーム: 0.114 全チーム: 0215 予選敗退 0.113 予選敗退 0.527 決勝進出-0.157 決勝進出:-0.333 い え 全チーム:-0.398 全チーム:-0.407 全チーム:-0.236 予選敗退: 0.047 予選政退-0.473 予選敗-0207 決勝進出 -0.597 決勝池出:-0.200 決勝進出-0.168 う お か 図1 各項目間の関係 図1のI~Vは, それぞれの項目の全参加チームのヒストグラムを決勝進出チームと予選敗退 2 1試合当たりの ショートパス本数 1試合当たりの ロングパス本数 1試合当たりの 反則回数 1試合当たりの得点 決勝進出の有無 L o0 ; 解-。 目 | 8

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(19diond aird as vitos [oe] es 1on ai sl I 次の各組の文がほぼ同じ意味になるように、( ) 内に適切な語を入れなさい。 1. Iron is more useful than gold. Gold is not( ) useful (rtt) iron. d ilbnsril ei sd0 2. This car is superior in design to mine. m msLu w grog ai a This car is ( ) in design (hl) mine.og on 19dgid od 3. This room is the same size as that one. す 1099) that one. This room is as ( obl)(

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普通科目 3、希薄溶液の蒸気圧降下と沸点上昇について、答えよう。水のモル沸点上昇を 0.52K·kg/mol とする。12 点 (1)右図は純水、0.1mol/kg スクロース水溶液、0.3mol/kg 塩化ナトリウム水溶液 の蒸気圧曲線を示したものである。スクロース水溶液と塩化ナトリウム水溶液 の沸点はそれぞれ何K上昇するか。 蒸気圧 (× 109 Pa) アイウ 1.0 d e 点ト O (2) 塩化ナトリウム水溶液の蒸気圧曲線を示すものを右図のア~ウから選べ。 温度 a b C (3)尿素(分子量 60)180g を水 1000g に溶かした水溶液の沸点は何℃になるか。 の

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例題16 力がする仕事 基本問題 108. 109, 標準向腿 11 図のように,水平面上に置かれた質量 m[kg]の物体にひもをつけ, 水平 から30° の向きにF[N]の力を加え続けて, ゆっくりと Im]移動させた。 この間,ひもの張力, 動摩擦力が物体にした仕事はそれぞれ何Jか。 m [kg] F[N] イ30° 130° -1[m] 旨針 W=Fscosθの公式を用いて計算する。ゆっ くりと移動させているので, 物体にはたらく力はつりあ っており,動摩擦力の大きさは, 水平方向の力のつりあ いから求められる。 解説 ひもの張力がした仕事 W. [J]は, 動摩擦力がした仕事 W。は, W=Fs cos0の公式を用い ると,動摩擦力が物体の移動する向きと逆向きにはたら くことを考慮して, 3 FL (J) 1 5 V3F W2=- 2 ×1Xcos180°=- 2 3 FLJ) Advice カFがする仕事は, (水 平方向の分力)× (移動距離) からも V W=Fscos0 から, W=Flcos30°= 2 動摩擦力の大きさをf[N]とすると, 物体にはたらく水 平方向の力のつりあいから, 求められる。水平方向の分力の大き V3 さは,Fcos 30°== Fである。こ 30° の値は,直角三角形の辺の長さの比 を利用しても求められる。 13F Fcos30°-f=0 f=Fcos30° 2

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130. Nancy almost never asks for help - her work, but last week she was so overwhelmed that she did. (A) with (B) for (C) at (D) to 131. Instead of buying a car, you might want to try leasing one by ……… (A) the month. (B) a (C) its (D) this 133. Resumes with cover letters may be submitted by fax, e-mail or conventional mail, but initial inquiries may not be made in -… or by telephone. (A) oneself (B) person (C) self (D) them 107. The thief came out the front door of the liquor store and walked off that direction. (A) at (B) on (C) in (D) to 109. No one is allowed to enter the secret facility without presenting two …… of photographic identification. (A) pieces (B) acts (C) marks (D) parts 125. A lack of long-term planning contributed a sense that the company would run into trouble sooner or later. (A) to (B) with (C) for (D) at 127.…… remain several important issues to resolve, but the negotiations appear to be moving toward a successful conclusion. (A) It (B) She (C) They (D) There 130. Sometimes negotiations break down for unexpected reasons, even when the two sides have respect for one ……。 (A) other (B) the other (C) others (D) another 134. In the early 1990s, the Japanese economy struggled under a heavy bad debt burden, …with the additional problem of slow economic growth. (A) along (B) in (C) on (D) out 135.… thorough market research, it is difficult for a manufacturer to determine how well-known its brand name is, and how people will react to different style changes. (A) Unless (B) Without (C) Other than (D) Outside of 101. The train won't -- the next town for another hour or so. (B) come (A) arrive (C) get (D) reach

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……… her work, but last week she was so 130. Nancy almost never asks for help overwhelmed that she did. (A) with (B) for (C) at (D) to 131. Instead of buying a car, you might want to try leasing one by --month. (A) the (B) a (C) its (D) this 133. Resumes with cover letters may be submitted by fax, e-mail or conventional mail, but initial inquiries may not be made in or by telephone. (A) oneself (B) person (C) self (D) them 107. The thief came out the front door of the liquor store and walked off that direction. (A) at (B) on (C) in (D) to 109. No one is allowed to enter the secret facility without presenting two -…of photographic identification. (A) pieces (B) acts (C) marks (D) parts 125. A lack of long-term planning contributed a sense that the company would run into trouble sooner or later. (A) to (B) with (C) for (D) at 127.……… remain several important issues to resolve, but the negotiations appear to be moving toward a successful conclusion. (A) It (B) She (C) They (D) There 130. Sometimes negotiations break down for unexpected reasons, even when the two sides have respect for one …. (A) other (B) the other (C) others (D) another 134. In the early 1990s, the Japanese economy struggled under a heavy bad debt burden, … with the additional problem of slow economic growth. (A) along (B) in (C) on (D) out 135.……… thorough market research, it is difficult for a manufacturer to determine how well-known its brand name is, and how people will react to different style changes. (A) Unless (B) Without (C) Other than (D) Outside of 101. The train won't ……… the next town for another hour or so. (B) come (A) arrive (C) get (D) reach

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130. Nancy almost never asks for help … overwhelmed that she did. (A) with her work, but last week she was so (B) for (C) at (D) to 131. Instead of buying a car, you might want to try leasing one by month. (A) the (B) a (C) its (D) this 133. Resumes with cover letters may be submitted by fax, e-mail or conventional mail, but initial inquiries may not be made in -- or by telephone. (A) oneself (B) person (C) self (D) them 107. The thief came out the front door of the liquor store and walked off direction. (A) at that (B) on (C) in (D) to 109. No one is allowed to enter the secret facility without presenting two -…of photographic identification. (A) pieces (B) acts (C) marks (D) parts 125. A lack of long-term planning contributed a sense that the company would run into trouble sooner or later. (A) to (B) with (C) for (D) at 127.…… remain several important issues to resolve, but the negotiations appear to be moving toward a successful conclusion. (A) It (B) She (C) They (D) There 130. Sometimes negotiations break down for unexpected reasons, even when the two sides have respect for one ……。 (A) other (B) the other (C) others (D) another 134. In the early 1990s, the Japanese economy struggled under a heavy bad debt burden, … with the additional problem of slow economic growth. (A) along (B) in (C) on (D) out 135.… thorough market research, it is difficult for a manufacturer to determine how well-known its brand name is, and how people will react to different style changes. (A) Unless (B) Without (C) Other than (D) Outside of 101. The train won't …… the next town for another hour or so. (B) come (A) arrive (C) get (D) reach

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130. Nancy almost never asks for help her work, but last week she was so overwhelmed that she did. (A) with (B) for (C) at (D) to 131. Instead of buying a car, you might want to try leasing one by month. (A) the (B) a (C) its (D) this 133. Resumes with cover letters may be submitted by fax, e-mail or conventional mail, but initial inquiries may not be made in ……………or by telephone. (A) oneself (B) person (C) self (D) them 107. The thief came out the front door of the liquor store and walked off that direction. (A) at (B) on (C) in (D) to 109. No one is allowed to enter the secret facility without presenting two - …of photographic identification. (A) pieces (B) acts (C) marks (D) parts 125. A lack of long-term planning contributed …a sense that the company would run into trouble sooner or later. (A) to (B) with (C) for (D) at 127.………… remain several important issues to resolve, but the negotiations appear to be moving toward a successful conclusion. (A) It (B) She (C) They (D) There 130. Sometimes negotiations break down for unexpected reasons, even when the two sides have respect for one -…。 (A) other (B) the other (C) others (D) another 134. In the early 1990s, the Japanese economy struggled under a heavy bad debt burden, … with the additional problem of slow economic growth. (A) along (B) in (C) on (D) out 135.………… thorough market research, it is difficult for a manufacturer to determine how well-known its brand name is, and how people will react to different style changes. (A) Unless (B) Without (C) Other than (D) Outside of 101. The train won't the next town for another hour or so. (A) arrive (B) come (C) get (D) reach

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130. Nancy almost never asks for help her work, but last week she was so overwhelmed that she did. (A) with (B) for (C) at (D) to 131. Instead of buying a car, you might want to try leasing one by --month. (A) the (B) a (C) its (D) this 133. Resumes with cover letters may be submitted by fax, e-mail or conventional mail, but initial inquiries may not be made in or by telephone. (A) oneself (B) person (C) self (D) them 107. The thief came out the front door of the liquor store and walked off that direction. (A) at (B) on (C) in (D) to 109. No one is allowed to enter the secret facility without presenting two - …of photographic identification. (A) pieces (B) acts (C) marks (D) parts 125. A lack of long-term planning contributed a sense that the company would run into trouble sooner or later. (A) to (B) with (C) for (D) at 127.…… remain several important issues to resolve, but the negotiations appear to be moving toward a successful conclusion. (A) It (B) She (C) They (D) There 130. Sometimes negotiations break down for unexpected reasons, even when the two sides have respect for one…………。 (A) other (B) the other (C) others (D) another 134. In the early 1990s, the Japanese economy struggled under a heavy bad debt burden, …with the additional problem of slow economic growth. (A) along (B) in (C) on (D) out 135.… thorough market research, it is difficult for a manufacturer to determine how well-known its brand name is, and how people will react to different style changes. (A) Unless (B) Without (C) Other than (D) Outside of 101. The train won't the next town for another hour or so. (A) arrive (B) come (C) get (D) reach

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130. Nancy almost never asks for help - her work, but last week she was so overwhelmed that she did. (A) with (B) for (C) at (D) to 131. Instead of buying a car, you might want to try leasing one by month. (A) the (B) a (C) its (D) this 133. Resumes with cover letters may be submitted by fax, e-mail or conventional mail, but initial inquiries may not be made in ………or by telephone. (A) oneself (B) person (C) self (D) them 107. The thief came out the front door of the liquor store and walked off direction. (A) at that (B) on (C) in (D) to 109. No one is allowed to enter the secret facility without presenting two - …of photographic identification. (A) pieces (B) acts (C) marks (D) parts 125. A lack of long-term planning contributed …a sense that the company would run into trouble sooner or later. (A) to (B) with (C) for (D) at 127.…… remain several important issues to resolve, but the negotiations appear to be moving toward a successful conclusion. (A) It (B) She (C) They (D) There 130. Sometimes negotiations break down for unexpected reasons, even when the two sides have respect for one………。 (A) other (B) the other (C) others (D) another 134. In the early 1990s, the Japanese economy struggled under a heavy bad debt burden, …with the additional problem of slow economic growth. (A) along (B) in (C) on (D) out 135.… thorough market research, it is difficult for a manufacturer to determine how well-known its brand name is, and how people will react to different style changes. (A) Unless (B) Without (C) Other than (D) Outside of 101. The train won't the next town for another hour or so. (A) arrive (B) come (C) get (D) reach