
Estadistica keepcoding 1

Quiz
•
Computers
•
Professional Development
•
Hard
José Calabozo
Used 1+ times
FREE Resource
6 questions
Show all answers
1.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
¿Como seleccionamos las filas de un dataframe cuya columna 'Edad' sea mayor de 10?
df[df$edad>10,]
df['edad']>10
df |> filter(edad>10)
df[edad>10,]
2.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
¿Como dibujas un grafico de líneas?
ggplot(df, aes(x,y))+geom_line()
ggplot(df, aes(x,y)) |> geom_line()
ggplot( aes(df$x,df$y))+geom_line()
ggplot(df, aes(y))+geom_line(aes(x=x)
ggplot(df)+geom_line( x,y)
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Que muestra un boxplot?
Media y cuartiles
Los quartiles
varianza y la media
Mediana y varianza
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Si tienes pocas muestras ¿Como afectan unos pocos outliers a la media?
Poco, no es necesario mirarlo
Mucho, hay que revisar siempre
Depende
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Si tienes pocas muestras ¿Como afectan unos pocos outliers a la mediana?
Poco, no hace falta ni mirarlo
Mucho, hay que eliminarlos
Habrá que revisarlo, pero por lo general afectará poco
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Si tienes un dataframe con una columna numerica y de tipo entero llamada ddad. ¿Como ves el número de filas que tienen la misma edad?
summary(df$edad)
table(df$edad)
df[table(edad)]
summary(df)
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