Given the task definition and input, reply with output. In this task, you're given a four sentences of story written in natural language. Your job is to complete end part of the story by predicting appropriate last sentence which is coherent with the given sentences.

Sentence1: I was analyzing some data for my statistics project. Sentence2: For some reason, the correlation coefficients were wrong. Sentence3: I decided to figure out what the source of the problem was. Sentence4: I realized my data frame was incorrectly structured.
I fixed the program and the coefficients were correct!