Clase 1. R y R Studio

Quiz
•
Mathematics
•
University
•
Hard
Standards-aligned
Luis Fernando Machado Dominguez
Used 34+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
R fue desarrollado por estadísticos que trabajan en ...
Universidad de Harvard
Universidad de Ghent
Universidad de Auckland
En una universidad de garaje
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Si ejecuta la expresión x<-4 en R, ¿cuál es el resultado de 2*x+1?
9
Error in x no encontrado
-7
4
Tags
CCSS.6.EE.A.2C
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Si tengo dos vectores x <- c (1, 5) e y <- c (3, 10), ¿qué produce la expresión x+y?
[1] 4 15
[1] 4
[2] 15
c(4,15)
Error in x+y
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Supongamos que tengo un vector x <- 1: 4 y un vector y <- 2. ¿Qué produce la expresión x + y?
c(3 4 5 6)
c(3, 4, 5, 6)
Error, no se puede sumar un vector con un entero
[1] 3 4 5 6
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Si A<-c(1,2,3,4,5) entonces ¿Qué produce la expresión mean(A^2)?
9
11
Error A no es del tipo entero
0
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Si A<-c(1,2,3,4,5) entonces ¿Qué produce la expresión sd(A)?
1.581139
Error
2.5
9.66954
7.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Para utilizar la librería car, debemos ejecutar el comando
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