Grade

Subject

Type of questions

Mathematics Senior High

(lll)は誤なのですが、考え方を教えてください🙇‍♀️

4F 2012年における保有率 品e 4- 数学I·数学A 数学I·数学A (3) 図4は、2017年における都道府県別のタプレットの保有率(横軸)と 2012 (1), (1), ()の正誤の組合せとして正しいものは 年における都道府県別のタブレットの保有率(縦軸)の散布図である。 である。 ニ 図には補助的にそれぞれの年の平均値に点線の直線を付加し、切片が -40 の解答群 ニ から0まで 10刻みで傾き1の実線の直線を5本付加している。 0 の の 6 正 正 正 正 誤 誤 誤 誤 25 正 正 誤 誤 正 正 誤 正 誤 正 誤 正 誤 正 誤 (数学1-数学 A第2間は次ページに続く。) 年 15 10 5 0 20 50(%) 25 30 35 40 45 2017年における保有率 図4 2017年と 2012年におけるタブレットの保有率の散布図 (出典:総務省「通信利用動向調査」 の Webページにより作成) 下の(I),(I), (Ⅲ)は, 2017年における保有率を変量x, 2012年における保 有率を変量yとしたときの, 図4に関する記述である。 ( xが35以上でyが10以下の都道府県はないが, xが25以下でyが15 以上の都道府県はある。 (I) すべてのデータにおいて, xはyより大きい仙をとり, xの平均値はy 17- 27 の平均値より大きく, さらに, xとyの差の最大値は40 以下である。 (m) xとyの間には正の相関がある。xを一倍したデータを変量ぎ'とする と,xの標準偏差はxの標準偏差の号倍となり, *とyの相関係数はx とyの相関係数の号倍となる。 (数学1·数学 A第2間は次ページに続く。) - 41- 40 -

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English Senior High

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3. The content on the Aspero Designs Web site is protected by copyright law and may not be reproduced - the company's written consent. 1. behind 2. without 3. except 4. before 4. Dr. Hemana and Dr. Wareham, the joint recipients of the Cobalt Research Prize, have known since they were university students in Auckland. 1. other one 2. another one 3. any other 4. each other 5. This afternoon's flights to Barcelona, London, and Rome have all been delayed inclement weather in the destination cities. 1.. as for 2. due to 3. now that 4. only if 6. Patrons who arrive at the theater the show has begun will not be seated until the intermission. 3. along 1. wherever 2. into 4. after 7. The new-product development meeting will be held either in Room 402 in Room 501. 1.. or 2. and 3. not 4. but 8. Printer cartridges can be found in the supply cabinet the file folders. 1.. at 2. from 3. with 4. along 9. Mr. Wong will travel to the management seminar in Singapore on 1.. he 2. himself 3. him 4. his own 10. Market researchers reported that customers were most impressed the Vestra Coffeemaker's delayed-start function. 1.. by 2. beyond 3. for 4. since After December 13 customers will be asked to place their orders online use the mail-order form. 1. So as 2. in case 3. rather than 4. provided that 12. its main competitor, the ergonomic chair offered by Well Designs is lightweight and comes in a variety of colors. 1. In contrast to 2. By way of 3. Instead of 4. So as

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English Senior High

お願い

The Milltown Cinema's outdoor cafe will be closed the winter months. 1. about out of 3. next to 4. during 2. The department-wide changes suggested unanimous approval from company management. 1.. in Ms. Juntasa received 2. of 3. by 4. as 3. The content on the Aspero Designs Web site is protected by copyright law and may not be reproduced - the company's written consent. 1.. behind without 3. except 4. before 4. Dr. Hemana and Dr. Wareham, the joint recipients of the Cobalt Research Prize, have known since they were university students in Auckland. 1. other one 2. another one 3. any other 4. each other 5. This afternoon's flights to Barcelona, London, and Rome have all been delayed inclement weather in the destination cities. 1. as for 2. due to 3. now that 4. only if 6. Patrons who arrive at the theater the show has begun will not be seated until the intermission. 1.. wherever 2. into 3. along 4. after 7. The new-product development meeting will be held either in Room 402 in Room 501. 1.. or 2. and 3. not 4. but 8. Printer cartridges can be found in the supply cabinet the file folders. 3. 1. at 2. from with 4. along 9. Mr. Wong will travel to the management seminar in Singapore on 1.. he 2. himself 3. him 4. his own 10. Market researchers reported that customers were most impressed the Vestra Coffeemaker's delayed-start function. 1.. by 2. beyond 3. for 4. since After December 13 customers will be asked to place their orders online use the mail-order form. 1. so as 2. in case 3. rather than 4. provided that 12. its main competitor, the ergonomic chair offered by Well Designs is lightweight and comes in a variety of colors. 1.. In contrast to 2. By wayof 3. Instead of 4. So as

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