Remember trading not always make profit, sometime you'll loss. so be smart trader. No need to get dishearten with trading on loss. Each loss should give the new courage to come back stronger in next trade.
Yes, even the most experienced traders sometimes experience small losses. Because it is a trade and one can not accurately predict every deal.
There is very less of prediction and more of analysing. In trading we need to see the past prices of coin and recent jumps and fall. If we do all this correctly there is nothing to predict it is mostly guarantee.