What are "good" EA results?

hello guys
i am very much new to forex trading
actuall m here to ask for help
i use AmiBroker and MT4
in my amibroker there is an external formula feeded which gives signals when to buy or sell a currency pair and it is more than 90% right
now i want to do autotrading using this formula in MT4 but i dont have programming skills too
and also with this formula i need help to figure out good money management strategy…
pls do help
thank you in advance