# 雅虎香港 搜尋

1. ### statistics

... is not on absolute value of the p-value but on how stringent you have set the confidence level on accepting a Type II error. Usually the confidence level ...

目錄：科學及數學 > 數學 2009年11月24日

2. ### 黎多次- -f.4 log數

1) Let the sound intensity in the classroon amd on the street be I_1 and I_2 resp. Then from..._2 - 10log I_2 = 10log 70 = 18.4 So, the intensity from the building site is 18.4 ...

目錄：科學及數學 > 數學 2007年01月20日

3. ### A Level Maths and statistics

...: Consider ball pens 1 to 4, then when ball pen 1 is on the left most position, no. of possible arrangements = 8! Similar ...

目錄：科學及數學 > 數學 2010年05月30日

4. ### usage of exponent in real life

... promised to appear in each new level of a starting member's downline as each subsequent...constant interest rate provides exponential growth of the capital. On the other hand, exponential decay applies in natural...

目錄：科學及數學 > 數學 2009年11月21日

5. ### Maths

Let h m be the height of the tower. Distance between Point A and the tower...tower = h / tan 60 Since their difference is 230, we can set up the equation below: h / tan40 - h / tan60 = 230 h (1 / tan40 - 1 / tan60) = 230 h = 374.3469334...

目錄：科學及數學 > 數學 2007年08月10日

6. ### F.4 MATHS

1. Based on the formula log E = 1.5M + K, sub in M = 2,4,5...as stated in the textbook). 2. Let A = energy of level 7, so log A = 1.5(7) + K = 10.5 + K ...............(1...

目錄：科學及數學 > 數學 2010年03月11日

7. ### 數中4 (2)

...increase in the corresonding sound intensity level ? (correct to 3sig.fig) log10(1.2) Bel =.0792 Bel =.792 dB The answer is b. 0.792dB... measured to be 7.9 on the Richter scale .for ...

目錄：科學及數學 > 數學 2007年12月27日

8. ### Applied Maths - Mechanics 10

圖片參考：http://i388.photobucket.com/albums/oo325/loyitak1990/Jul09/Crazymech5.jpg If it can't be seen, pls. visit: http://i388.photobucket.com/albums/oo325/loyitak1990/Jul09/Crazymech5.jpg

目錄：科學及數學 > 數學 2009年07月30日

9. ### 20 分 20分超急呀!!!!!!!返翼

...by three line segments on the ¡Â hypotenuse of opposite side (right triangle ), a level figure closed made...in of isosceles triangle is on -line. Vertical bisector of the bottom of isosceles triangle, it so...

目錄：科學及數學 > 數學 2007年06月20日

10. ### F.4 maths 10分

3(a) Let the sound intensity in the classroon amd on the street be I_1 and I_2 resp. Then from..._2 - 10log I_2 = 10log 70 = 18.4 So, the intensity from the building site is 18.4 ...

目錄：科學及數學 > 數學 2007年01月13日