PSTAT 10 FINAL EXAM WITH CORRECT ACTUAL QUESTIONS AND CORRECTLY WELL DEFINED ANSWERS LATEST ALREADY GRADED A+

PSTAT 10 FINAL EXAM WITH CORRECT ACTUAL
QUESTIONS AND CORRECTLY WELL DEFINED
ANSWERS LATEST ALREADY GRADED A+

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Practice questions for this set


Learn 1 /7 Study with Learn




they take vectors as inputs


created using array() function



Choose an answer



1 Arrays cont 2 x<-7:10



3 5 basic object classes in R 4 x<-c(3,7,9)



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Terms in this set (112)

, x<-7:10 creates a vector 7 through
7 8 9 10


2^(0:10) 2 to the power of all values in a vector from 0 to
10


rm(x) removes object x




q() quit Rstudio


x<-c(3,7,9) c is combine function
379


1) x<-c("hello","world") 1) "hello" "world"
2) paste("hello", "world") 2 " hello world"


date() gives today's time and date


?paste help function
help(paste)


getwd() get work directory


setwd() set working directory