
inv re 2
Flashcard
•
Social Studies
•
2nd Grade
•
Practice Problem
•
Hard
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25 questions
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1.
FLASHCARD QUESTION
Front
¿cual de las siguientes variables es cuantitativa continua? Numero de comidas al dia, Porcentaje de grasa corporal, Tipo de suplemento vitaminico, Clasificacion del IMC (bajo peso, normopeso, sobrepeso, obesidad)
Back
Porcentaje de grasa corporal
2.
FLASHCARD QUESTION
Front
En un estudio con ANOVA, se obtuvo un valor p= 0.001. Esto indica:
Back
Existe una diferencia significativa entre al menos dos grupos
3.
FLASHCARD QUESTION
Front
La correlacion de pearson mide
Back
La fuerza y direccion de una relacion lineal entre dos variables cuantitativas
4.
FLASHCARD QUESTION
Front
Si una prueba t de student reporta un valor p=0.03 y el nivel de significacia es 0.05, la conclusion seria:
Back
Se rechaza la nula
5.
FLASHCARD QUESTION
Front
¿Qué prueba es adecuada para evaluar la asociación entre el consumo de suplementos (si/no) y la presencia de anemia (si/no)?
Back
Chi-cuadrada
6.
FLASHCARD QUESTION
Front
Cuando 2 variables cuantitativas no tienen una distribucion normal, la mejor opcion para evaluar su relacion
Back
Correlacion de spearman
7.
FLASHCARD QUESTION
Front
¿Qué prueba de correlación es adecuada para evaluar la relación entre el consumo de frutas y el nivel de vitamina C, si ambos datos siguen una distribución normal?
Back
Correlación de Pearson
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