Module 4: Conditions and Subsetting Data

Question 1

What is the general format for if-then statements?

Answer 1

If (condition) then action; else action;

Question 2

How do you set up nested if-then statements?

Answer 2

If (condition) then action;
Else if (conditon) then action;
else/else if ….etc.;

Question 3

What is the difference between drop and delete statement?

Answer 3

Drop excludes variables and delete excludes observations

Question 4

T/F: if female is the same as if female = 1.

Answer 4

True