Case studies may involve both qualitative and quantitative research methods. Sociologists developed new types of quantitative and qualitative research methods. Information processing theory combines elements of both quantitative and qualitative development. It encompasses both qualitative and quantitative methods. Recommendations were based on findings from qualitative and quantitative research. Communication researchers draw upon a variety of qualitative and quantitative techniques. Thus they can perform qualitative or quantitative analysis. The differences are both qualitative and quantitative. It is both qualitative and quantitative research. Scores are obtained via a process involving content analysis, quantitative data, and qualitative review. Frequency distributions are used for both qualitative and quantitative data. Research can either be qualitative or quantitative. It is important to measure progress making use of quantitative and qualitative indicators. Mass spectrometry has both qualitative and quantitative uses. It can be used to build visualizations to analyze data using qualitative and quantitative techniques.