What is the purpose of a nested if statement in R?

To evaluate multiple conditions and perform different actions based on each condition
To optimize performance by avoiding multiple if statements
To create complex calculations with multiple if statements
All of the above

The purpose of a nested if statement in R is to evaluate multiple conditions and perform different actions based on each condition. It allows for more complex branching logic and enables you to create conditional statements that depend on the outcomes of other conditional statements.

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