Discussion about math, puzzles, games and fun. Useful symbols: ÷ × ½ √ ∞ ≠ ≤ ≥ ≈ ⇒ ± ∈ Δ θ ∴ ∑ ∫ • π ƒ ¹ ² ³ °
 

You are not logged in. #1 20130205 12:03:47
AverageQuick question, how can someone find the numbers composing an average ? #2 20130205 12:06:58
Re: AverageHi; In mathematics, you don't understand things. You just get used to them. I have the result, but I do not yet know how to get it. All physicists, and a good many quite respectable mathematicians are contemptuous about proof. #3 20130205 12:13:50
Re: AverageHere the whole exercise : I have 8 number , the average is 60 , and the average difference(not sure how to name this in english) is 4... I have no idea on how to do this ? #4 20130205 12:19:38
Re: AverageHi; In mathematics, you don't understand things. You just get used to them. I have the result, but I do not yet know how to get it. All physicists, and a good many quite respectable mathematicians are contemptuous about proof. #5 20130215 22:40:37
Re: Averageprobably what you call "average difference" should be "standard deviation". What is the word used in the original text of the exsercise? 