Cameron,

There is a "losing streak simulator" available on the net where you can put in your strike rate and get a simulation of how often you will have a losing streak of each length. Work a look:

http://mailer.today.com.au/fairfax/users/sidsid

Also you may like to have a look at a topic from some time ago which also discussed losing streaks:

http://www.propun.com.au/forums/vie...ic=2558&forum=7