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La estadística, ¿La prostituta de las matemáticas? | Erika Don Juan | TEDxTecdeMtyJuarez


[Music]

I want to talk about injury process

reflective that I had a while ago when

visiting an educational institution I

I ran into a professor friend of mine whom

I really appreciate that I had not seen for a long time

between the conversation that we had one of my

questions that went is that camps is

happening that this is happening

semester and he tells me that the kind of

statistics and then I love

the statistics

I applied him constantly in my life

daily of professional practice and I tuned

to tell him what’s happening is he’s giving the

statistical class I love the

statistics and to my surprise I

he replies that he does not and not only

he answers that he does not give me reasons

reasons why not but of everything

what he told me there is a phrase that

staff caused me at that time was the

the first time I heard it and it caused me

a shock an impact if you’re saying

that and he tells me americas that for me

the statistics the prostitute the

math I told you that you ‘re me

saying that statistics the

mathematical possibility like that and he told me

his reasons and he told me zhu because the

statistic the prostitute of the

mathematics

I came to the office really up

I shared it that I think I just got

say and there I was in a process that

it lasted a long time trying to

reflection to him because not only

but listened to throughout my

professional exercise critical towards

this science but that is for me the

statistics to do this process

Reflective beyond a concept

academic for example beyond what

that we say so it’s a

exact science yes it is

the statistics is not only

transversal to all disciplines

because it is required for physics the

chemical medicine for the economy

all these sciences require it for

your scientific research process

the companies for their process of making

decisions

but anyway beyond all this for

me we are human beings the

daily test of the application of the

statistics its use and its application

I believe that since

we are born until we die

we think about our lifeline

if from birth to death you go

making decisions from your

learning from your daily process

learning what observed since

you are a child and you start to carry all the

mouth to try to experiment and

try things until they reach age

mature your whole making process

decisions from these

observations that you are taking in your or of

individual way some occasion of

I had the opportunity to make a

research with country people

it surprised me I do not know if

you have had the opportunity

talk country people

I was surprised to see how without a

or watch them without any device

tell the weather

they could tell you very accurately

interesting the time or even with seeing the

sky and true is free you know that the

next week it’s going to rain or it’s going to fall

a frost and we have to protect

our crops or our planting

etc

how can they say that maybe the

country people have not be some gift

special that we do not have the city people

but that has nothing to do with your process

diary and observations since they are born and

that are there in this process that the

helps predict fairly accurately

situations like weather or weather and

that we accept a device is

checking how to spend the crime day of

today not what will happen to certain

hours

I made this process and it is this issue that

I was shocked because he told me

that and I want to reflect on some

of the things he said to me not for

example a situation that I was wondering

erika is that you want to measure everything with

statistics want to measure everything

objective and the subjective and the subject is not

the goal because the goal the best

it does not generate doubts for example some data

which can quantify as age

if I take data like age the weight

etcetera are topics that you can measure and

can make measurements

statistics about it but what

subjective for example love like me

says you can measure a subjective subject

like love and tell me when is the

love is something that maybe you can

feel that there is more much more

personalists

the maximum level of love when for

another person love is something in another

level is not something very subjective like what

You can measure and I said yes

of course yes to a reason to see me a

little exaggerated I said yes to me

it is possible to measure all the objective and

subjective as long as the

key as long as you use a

appropriate measure as long as you

scal your process and subjects

going to submit to that process be

aware of the scale they are

using what are you using and what

I will give an example to those with

you in the auditorium there is a

theme that is very fashionable not the subject of

the subjective well-being in the

happiness that we are so happy and

there is a very simple question and I

I want you to think about that

ask how happy are you in

this moment if I asked him with

his life in general he is happy with

its merger with your life in general

think about your family and your work in

everything that is happy today

and they will answer me on a scale

precisely what I want is to scale their

answer and this scale is very simple

from 1 to 10

if I try to get all of you to tell me

on a scale of 1 to 10 that is

happy that if you told me one

it implies that they are totally unhappy

there is no happiness in your life if you

says in a 10 implies that they are in their

maximum happiness are totally

happy and I ask you to think clearly

They will not be able to say and stood at

number of these on a scale of 1 to

10

I am convinced that everyone could

be located in this parameter that

I’m giving on a scale of 1 to 10

and if I had taken that information from

a proper way and if I had done

processes I could get statistics

about happiness that generally feels

each one of the assistants who are

here he could have taken out frequencies

could it be more could have taken

averages because my scale

despite being a subjective data as in

happiness try to measure it

number and then I can take the

average the happiness of this room and yes

for me it is possible to measure everything always and

when you use

appropriate scale as long as the

scale is understandable to all

subjects and then something that is so

subjective you can measure it you can

climb another question that I

I said it was okay, everything you want

measure but how representative is

how can you tell me you ‘re going interviews

a thousand Juarenses and 6 thousand Juarez

they say they are happy and you generate

difference on all Juarenses a

million of 40 is one million 400 thousand

juarenses when we give smith interviews

it’s representative is what you’re

saying is valid as you can affirm

that and I will answer

Of course, yes, of course, yes yes alone and

as long as it shows that I’m

taking be enough and be

representative and well I know I had a

professor of statistics that when we

I taught

I do not know what this topic represented

with a soup and said boys you

you do not have to take a whole pot of

soup commented there is not that for to be able

describe what you know with soup

scoop that they taste of it can

say that you know the soup

I like it more than with a bow for

represent it with a cake and cake

that you see there has three

different colors not like for

distinguish this I do not need to eat from

all the cake to describe is

the cake is more the process of

observation is a scientific process and

I could just observe and

I could write it but I could not speak

of its flavor consistency because it does not

I’ve tried it if I want to go beyond

You will have to try it but also eye

If I have this cake, only the

red part

if I would have to say that only

I’m describing representing the

red part

if I took the white part I would have

what to do in my research

clarifications that I’m just

representing the white part

if I want to talk about the full cake

I would have to take a sample

sufficient and representative of all its

segments

yes then yes definitely not

place to interview a million 400

thousand juarenses to be able to take

statistics inferences from them with

a representative and sufficient sample

I can talk about them ok the subject

central prostitution of the

statistic was not this was the frauds

and this one is a subject that I want

you reflect with me the frauds

is clear that he did not talk about fraud

scientists and spas

we are about the year that enters from

live elections and how many times

we hear say a political party

who pays a survey and says I’m the

who will win and in the same period

another political party also for

another survey said I’m the one that’s going to

win then the statistic is the

max to the best position where you earn pay

yes or vice versa that they pay to then I

I wanted myself in this thoughtful process to go

beyond not only speak if a

research agency or if a

entrepreneur because sometimes you see this

way for profit manipulates the

statistics for your good we go to the

scientific frauds to the academy

let’s think about the science that uses

because statistics is a science

bush that a whole reflection on

scientific fraud the amount of

academic frauds that I found in that

tremendous image displayed some

example nothing to visualize a

doctor a doctor who says that finally

achieved the cloning of an embryo

Human is published in the magazine

scientific

later this way they gave him a

Novel implied tremendous advances in the

medicine advances that could be carried

problems like the jaime like the

parkinson to solve this kind of

problems when later on

discovered a fraud that he himself

They supported him away to prison the

subject of manipulated data concealed

information is used procedures

inadequate that he himself admits that

made another case a doctor who says he has

could implant skin of a mouse

white or black on a mouse to wine

this involved white too

very important because there was no

rejection and thought about the application

in the use in the human being

then the same published in magazines

refereed and other scientific and

then with only the attendees the

bar the mice realized that

it was not true that the piece was

rotting of the rat and the only thing

did was to paint them to hide their

this scientific fraud or not or the case

for example of these two physicists

these two physicists announce to the world that

have been able to create cold fusion is

this involved the generation of

cheap energy energy that

would solve many problems to the world

and again when you review your

document when others try to

find out what nobody could replicate their

experiment they realize that it was a

falsehood

another statistical fraud and could

talk about many statistical scams

yes but more than going to talk about all the

let’s think about our institutions

educational

let’s think how many researchers in this

country that are in charge of

investigations of institutions

educational assign their students that

there is nothing wrong with it was that it assigns a

student to help you in a process of

investigation because the way that

they learn but they never train us

it reviews hama ceccacci are applying

a valid statistical method and

we are simply going to give an example

applies if in surveys I give them and the

student does it at his trial and his

benefit

and then that information arrives

academics the processes analyze and do

academic papers that go in magazines

scientific

if all that is also a frappé that

it’s an academic fraud then to this

Lord for example with only 12

cases two students not students 12

2 in children with autism makes a

correlation and says the triple vaccine

viral generates this autism and then in

many countries like England leave the

dads of wanting to vaccinate their children to

from an observation of 12 cases

which is not representative

statistically it is not enough

statistically then I go back to

insist

all this reflection made me carry

that all these cases had something in

the common scientific research

statistics I was wearing

I was saying it was wrong that your

hypothesis could not be proven that

they had to refuse their investigation

but they did not want to accept it and then

they all manipulated data hidden

observations invented information

in order to have an academic prestige

scientific even many times

monetary yes and I want to go back to

ask what back then

they said

the statistic is the prostitute the

mathematics and statistics sounded the

prostitute mathematics

my answer even if they do not believe it I carry

thinking about a movie I remembered

the film forrest gump I do not know

how many saw it love that movie

and suddenly I remembered a scene in

where they ask you if you’re stupid

and he replies that his mother always

says how stupid is he who

crap

that was my answer to that question not

for me the statistics is not the

prostitute of mathematics because

prostitute or prostitute is who

prostitute and that depends on the subject and not

of the object

that depends on the scientist the

academic the company the professional

that for your interest manipulate data neither

generates false information knowing

who is manipulating the information

hiding observations in order to have

self-interest or academic interest is not the

statistics because statistics and

use it as it is an exact science and

tells you what you did not want to hear

or what I did not want to accept then I

I want to conclude only with a theme

key to me this is about ethics

this is about that since we are

children in each of the schools in

those that we were up to our stage

of professional or masters doctorates

we have to talk about professional ethics

with children with professionals

futures and the teachers that we have the

virtue of being in front of a group not

we just have to talk about it

we have to live the students have

to see that we ourselves work

with ethics because it’s not only com

the works but with facts that you can

show that things can be done from

a correct way

thank you very much

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