Depending on the type and amount of data you have, you can use different data analysis techniques to find patterns, trends, correlations, and outliers. Some of the common data analysis techniques for quantitative data are descriptive statistics, inferential statistics, and visualization. Descriptive statistics summarize the basic features of the data, such as mean, median, mode, standard deviation, and frequency. Inferential statistics test hypotheses and draw conclusions from the data, such as significance tests, regression, and ANOVA. Visualization helps you present and explore the data in graphical forms, such as charts, graphs, tables, and dashboards.
For qualitative data, some of the common data analysis techniques are thematic analysis, content analysis, and grounded theory. Thematic analysis identifies and organizes the main themes or topics that emerge from the data, such as user needs, preferences, motivations, and pain points. Content analysis quantifies and categorizes the data based on predefined codes or criteria, such as user feedback, sentiments, or keywords. Grounded theory generates new theories or concepts from the data through an iterative process of coding, comparing, and refining.