This document outlines the methodology for a data science project using the Cross-Industry Standard Process for Data Mining (CRISP-DM). It describes the 6 phases of the project - business understanding, data understanding, data preparation, modeling, evaluation, and deployment. For each phase, it provides an overview of the key steps and asks questions to determine readiness to move to the next phase of the project. The overall goal is to successfully apply a standard data science methodology to gain business value from data.