The syntax is basically a text file where you can add comments and SPSS commands.
4 Reasons Everyone should use the syntax function in SPSS Commands are:
• It is a way of documenting and archiving everything you have done with the data material.
• It is easy to repeat parts or all of the analysis.
• Other people involved in the data material can easily understand what you have done and how you have done it.
• It saves an enormous amount of time.
