Categorii: Tot - estadística - variables - muestreo - tiempo

realizată de Gabriela Zuleta 3 ani în urmă

1671

Teorema del límite central

En el ámbito de la estadística, el muestreo es una técnica fundamental que permite extraer conclusiones sobre una población a partir de un subconjunto de datos. Existen diferentes tipos de muestreo como el probabilístico, no probabilístico, por estratos y por etapas, cada uno con sus características y aplicaciones específicas.

Teorema del límite central

Teorema del límite central

Name the character


Type in the name of the character whose change throughout the story you are going to analyze.

Example: Nick Carraway.

Tipos de Muestreo

Character's behavior

Think of the character's behavior at the beginning of the story and look for the way it changed throughout the story.

Muestreo Aleatorio
Lista definida
Población grande
Elementos con oportunidad a muestra
Muestreo por estratos
Define el número establecido
Muestreo por etapas
Delimita geográficamente

The reason for the change in behavior

Type in the explanation for the character's change of behavior.

Example: He became so involved with dishonest and careless people that he began to resemble them.

Abarca una gran población

The reason for the change in behavior

What caused the character to change the first behavior you mentioned? Type in the reason for the change.

Example: 'because no one else was interested ', and he felt Gatsby shouldn't be left alone in his last moments.

Muestreo no Probabilistico
Intencional

Change in behavior

In what way did the character change the other behavior(s) you mentioned? Type in a relevant quote.

Example:
'You said a bad driver was only safe until she met another bad driver? Well, I met another bad driver, didn't I? [...]
I thought you were rather an honest, straightforward person. I thought it was your secret pride.'

Accidental o causal

Change in behavior

How did the character change the first behavior you mentioned? Type in a quote to prove your statement.

Example: Nick assumes the whole responsibility for Gatsby's funeral arrangements, 'with that intense personal interest to which every one has some vague right at the end.'

Muestreo Probabilistico
Muestreo sistemático

Initial behavior

What is the character's behavior at the beginning of the story? Type in a relevant quote for your statement.

Example: Nick seems to be an honest person, calling himself 'one of the few honest people that I have ever known'.

Muestreo estadístico

Initial behavior

How does the character act at the beginning of the story? Type in a relevant quote for your statement.

Example: Nick shows his immature side as he leaves to New York in order to avoid 'being rumored into marriage' with his girlfriend.

Permite tomar muestras a partir de poblaciones con distribución no normal
Toma muestras grandes
Depende del muestreo de la población
Garantiza una distribución exacta

Población

Character's feelings

Focus on the way the character's feelings are presented at the beginning and at the end of the story, while explaining why they have changed.

Conjunto de elementos de un estudio
Estudio con demanda de tiempo

Change of feelings

How did the character change the belief you mentioned?

Type in a relevant quote for his change.

Example: 'Winter night and the real snow, our snow(...)We drew in deep breaths of it . . . unutterably aware of our identity with this country for one strange hour before we melted indistinguishably into it again. That's my middle-west.' - Nick on the purity and integrity of Midwest.

Cambios radicales

Variables indefinidas

Costo Monetario

Tiempo

Desventajas

Change of feelings

In what way did the character change the feeling you mentioned?

Type in a quote to support your statement.

Example: 'They are a rotten crowd. You're worth the whole damn bunch put together.' - Nick criticizing the Buchanans.

Muestra

Realiza estudios comparativos
Errores de muestreo más o menos grandes que impidan que la muestra sea representativa.

Media de medias

Title


Type in the title and author of the literary work that introduces the character.

Example: The Great Gatsby, by F. Scott Fitzgerald.

Ana Gabriela Ortiz Zuleta; 200-20-1572