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Section 1.11 Checklist: Before Moving On
Before continuing to the next chapter, can you confidently say that you have:
-
Opened RStudio and can identify the
Source,
Console,
Environment, and
Files/Plots panes?
-
Run basic arithmetic directly in R and interpreted the output?
-
Created objects using
<- and reused them later in your code?
-
Created
numeric,
character, and
logical vectors using
c()?
-
Indexed values from a vector using brackets
[]?
-
Combined multiple vectors into a
data frame?
-
Accessed and created data frame columns using
$?
-
Used at least one function (e.g.,
mean(),
summary(),
str()) and understood its structure?
-
Installed and loaded a package using
install.packages() and
library()?
-
Used
?function_name to look up help when unsure?
