Which function returns [1] TRUE FALSE TRUE? indat <- c("Ash Rd","Ash Cir","Ash St")

Which R function fits a simple linear regression model of x predicting y?

Suppose you need to randomly assign 100 study subjects into one of 5 groups such that there are exactly 20 subjects in each group. Which of the following R functions creates a variable Y that randomly distributes the 100 study subjects into 5 groups of equal size?

What is an appropriate syntax for a 'for' loop in R to run specific simulation code nnn times?

What does 'x:y' mean in R?

What does the following R code output? seq(2,10, by=2)