A missing value that is “Not Available”
A variable that provides input to a function.
A data type representing a real decimal number
The pane in RStudio where you can type in commands and view output messages.
The interactive workspace where your script runs
The kind of data represented by an object.
The end part of a file name that tells you what type of file it is (e.g., .R or .Rmd).
RStudio is arranged with four window “panes”.
Data in a rectangular table format, where each row has an entry for each column.
A data type representing whole numbers.
A data type representing strings of text.
A data type representing a real decimal number or integer.
Categorical variables that don’t have an inherent order, such as types of animal.
A data type representing TRUE or FALSE values.
A type of data structure that collects values with the same data type, like T/F values, numbers, or strings.
The address of a web page (uniform resource locator)
A set of R packages that help you create and work with tidy data
The end!