What is the meaning of leaf node of J48 tree classifier

Question

I am unable to understand the meaning of leaf node attribute of decision tree.

I am a new machine learner and after classifying the dataset by using J48 algo.I got a tree and now I'm unable to understand which attribute's value is related with tree's leaf node. I'm simply perform a prediction by using dataset from Kaggle.

Answer 1

Majority class, and class frequencies.

These values are useful for estimating the certainty of the classifier.