Quantitative data analysis is a scientific approach that allows researchers to learn a situation or phenomenon through numerical data. It helps the researcher to apply the proper methods in collecting data, employing accurate analyses, interpreting the data correctly, and effectively presenting the results. Quantitative data helps the researcher to discover new knowledge and it helps them in the decision-making process. This textbook is written especially for Mass Communication and Media Studies students and social science researchers as step-by-step guidance to analyze quantitative data.