2-1. What prediction does a classification tree give? Classification trees estimate the probability that a particular item into a particular dass (or group) --2. How is the prediction used to classify? If the estimated probability is above some preselected threshold, say 05.0 50% then the item to that specific class 2-1. What prediction does a classification tree give? Classification trees estimate the probability that a particular item into a particular dass (or group) --2. How is the prediction used to classify? If the estimated probability is above some preselected threshold, say 05.0 50% then the item to that specific class