/sci/ - Science & Math » Thread #11291499

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Anonymous Fri 10 Jan 15:54:48 2020 No.11291499 View Reply Original Report

Quoted By: >>11291503 >>11292197

What ""is"" an average?

Anonymous

Anonymous Fri 10 Jan 2020 15:56:40 No.11291503 Report

Quoted By: >>11291540

>>11291499
The location on a mass such that the first moment of mass is zero

Anonymous

Anonymous Fri 10 Jan 2020 16:16:19 No.11291540 Report

Quoted By: >>11292225

>>11291503
What is the first moment?

Anonymous

Anonymous Fri 10 Jan 2020 20:57:44 No.11292197 Report

Quoted By: >>11292201 >>11292227

>>11291499
The sum of all values of a set divided by the number of elements in that set, as per math def

Anonymous

Anonymous Fri 10 Jan 2020 20:59:58 No.11292201 Report

Quoted By: >>11292206 >>11292216 >>11292250 >>11292674

>>11292197
What's the average of {apple, banana}, wise guy?

Anonymous

Anonymous Fri 10 Jan 2020 21:00:31 No.11292206 Report

Quoted By:

>>11292201
(apple + banana)/2

Anonymous

Anonymous Fri 10 Jan 2020 21:05:48 No.11292216 Report

Quoted By:

>>11292201
half an apple combined with half a banana

Anonymous

Anonymous Fri 10 Jan 2020 21:11:13 No.11292225 Report

Quoted By: >>11292683

>>11291540
$\int\mathbf{r}\text{ d}m$

Anonymous

Anonymous Fri 10 Jan 2020 21:11:49 No.11292227 Report

Quoted By: >>11292241 >>11292247

>>11292197
What if the set is not finite or the set is empty?

Anonymous

Anonymous Fri 10 Jan 2020 21:15:51 No.11292241 Report

Quoted By:

>>11292227
>What if the set is not finite

you can find sums of infinite series

>hurr but what if it's an uncountable set
integration

Sage

Sage Fri 10 Jan 2020 21:19:40 No.11292247 Report

Quoted By:

>>11292227
What if the set empty:
>what’s the average of
I wrote exactly what I intended

Sage

Sage Fri 10 Jan 2020 21:21:13 No.11292250 Report

Quoted By: >>11292273

>>11292201
Learn to read, apple and banana are not values

Anonymous

Anonymous Fri 10 Jan 2020 21:31:36 No.11292273 Report

Quoted By: >>11292281 >>11293182

>>11292250
Then the sum of all values is 0, so the average is 0/2 = 0. So you think the average of apple and banana is 0.

Anonymous

Anonymous Fri 10 Jan 2020 21:34:08 No.11292281 Report

Quoted By: >>11292286

>>11292273
0+0= 0
[undefined value] + [undefined value] = undefined

Anonymous

Anonymous Fri 10 Jan 2020 21:36:51 No.11292286 Report

Quoted By: >>11292292

>>11292281
The sum of all values over a set with no values is the empty sum which has a value of 0.

Anonymous

Anonymous Fri 10 Jan 2020 21:39:34 No.11292292 Report

Quoted By: >>11292542

>>11292286
No-value isn’t equal to 0, brainlet, 0 is a value.
You can’t assign zero to unquantifiable things. It’s like saying the value of love is 0 because it can’t be assigned a number.

Anonymous

Anonymous Fri 10 Jan 2020 23:34:12 No.11292542 Report

Quoted By:

>>11292292
Sounds like you've never played tennis.

Anonymous

Anonymous Fri 10 Jan 2020 23:53:35 No.11292579 Report

Quoted By:

it is what it is
the real question: "is it useful"
in some cases yes, in some cases no

Anonymous

Anonymous Sat 11 Jan 2020 00:54:57 No.11292674 Report

Quoted By:

>>11292201
fruit

Anonymous

Anonymous Sat 11 Jan 2020 00:58:17 No.11292683 Report

Quoted By: >>11292695

>>11292225
I don't think you understood my question. I know how to calculate all these things. But what does it actually represent?

Anonymous

Anonymous Sat 11 Jan 2020 01:00:57 No.11292695 Report

Quoted By:

>>11292683
It represents weighted location of each differential mass with respect to the origin

Anonymous

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Anonymous Sat 11 Jan 2020 06:42:26 No.11293182 Report

Quoted By:

>>11292273
Brainlet retard

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