In this project, I built a model to classify if patients are suffering cardiac arrhythmia. The data used in this project was collected during some researches at H. Altay Guvenir Bilkent University, the dataset can be downloaded here at UCI platform. To prepare the datasets before the model fitting, I used the custom framework I developed (published in this portfolio as Project 1). The following steps were followed: Data Prep: feature types and target definition, null character (?