Here is an interesting article about the difficulties that may occur when trying to determine one's dominant and / or auxiliary functions. Hope it'll help you 
If you really do think your two strongest functions are both extraverted, you may also find @simulatedworld's theory of dominant/tertiary loops to be intriguing. Read more >
If you really do think your two strongest functions are both extraverted, you may also find @simulatedworld's theory of dominant/tertiary loops to be intriguing. Read more >