Quod Erat Demonstrandum

July 4, 2008

Just answer an applied mathematics question

Filed under: Additional / Applied Mathematics, HKALE — johnmayhk @ 5:26 pm

Just answer an applied mathematics question from a F.6 student.

Book 4A Ex 2(a) No.19.

An urn consists of n tickets labelled 1, 2, 3, …, n. Tickets are drawn one by one without replacement. What is the probability that in these n draws, there is at least one for which the number on the ticket corresponds to the number of draw. (more…)

July 2, 2008

Points to note in junior form mathematics teaching

Filed under: Information, Junior Form Mathematics, Teaching — johnmayhk @ 6:22 pm

上次也略略提及有關小學和初中數學銜接的注意事項,今次我再無聊地,按課題列出教授初中數學課程時特別要注意有關小學銜接的種種,供諸君參考參考:
http://intranet.sfxc.edu.hk/it-school/homepage/nwc/Points-to-note-in-junior-form-mathematics-teaching.doc (more…)

71@sfxc2008

Filed under: School Activities, Teaching — johnmayhk @ 8:47 am

June 30, 2008

Something about 2008 CE (additional) mathematics

Filed under: HKCEE, Report — johnmayhk @ 5:18 pm

會考數學和附加數學已是『夕陽工業』,下面談的,不到兩三年便成垃圾。 (more…)

學摺數學

Filed under: Fun, Junior Form Mathematics, Report — johnmayhk @ 1:11 am

粗製濫造以下影片,是關於一個簡單的數學問題及一個簡單的解,有興趣可看看。

(more…)

June 27, 2008

Marker’s report on SFXC F.6 Applied Mathematics (II) Final Exam 2007-2008

Filed under: Additional / Applied Mathematics, HKALE — johnmayhk @ 6:13 am

Marker’s report on SFXC F.6 Applied Mathematics (II) Final Exam 2007-2008

Passing rate : 53.33% (with regular test score considered)
Max : 64
Min : 12
Mean : 40.3
SD : 14.7 (more…)

June 26, 2008

[FW][YouTube]百萬份之一秒的世界

Filed under: Fun — johnmayhk @ 11:31 am

『剎那間』是什麼? (more…)

June 25, 2008

Marker’s report on SFXC F.2 Mathematics (I) Final Exam 2007-2008

Filed under: Junior Form Mathematics — johnmayhk @ 11:40 am

Marker’s report on SFXC F.2 Mathematics (I) Final Exam 2007-2008

Passing rate : 63% (with project score considered)
Max : 86
Min : 9
Mean : 51.41
SD : 17.08 (more…)

June 24, 2008

[FW] Concrete Examples Don’t Help Students Learn Math

Filed under: Teaching — johnmayhk @ 2:57 pm

生活實例被認為有助學習數學,但 Ohio 州立大學認知科學中心 Jennifer Kaminski 等在 2008 年 4 月 25 日 journal Science 所刊出的報告顯示:學生以實例方式學習數學無助於其後續的觀念應用,若開始即以抽象符號學習數學,較易於進行觀念轉換與應用。詳情可參考 (more…)

June 23, 2008

Chatting in math

Filed under: Junior Form Mathematics, Pure Mathematics — johnmayhk @ 12:06 pm

(1) F.2 quiz

To focus on the weakness of algebraic computation, I’d set the following as one of the questions in a F.2 mathematics quiz: any mistake you can find in the presentation?

(more…)

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