LG, think positive
Remember you can only appeal against a decision which is a mistake within Immigration Rules.
There's no answer to your question at this time
Any refusal will give very specific reasons as to why and will include full details on how to appeal if you feel the refusal was given in error.
Be aware that appeals may often take 6 months or more to complete. It's a very stressful period.
Oftentimes it's faster to overcome the refusal reason(s) and make a new application