Data analysis is the process of inspecting, cleansing, transforming, and modeling data with the goal of discovering useful information, informing conclusions, and supporting decision-making
. It involves systematically applying statistical and/or logical techniques to describe, condense, recap, and evaluate data
. Data analysis can be used to answer questions, test hypotheses, or disprove theories, and it plays a crucial role in making decisions more scientific and helping businesses operate more effectively
. There are different types of data analysis, including descriptive analysis, exploratory data analysis, and confirmatory data analysis
. It also involves using various techniques and tools to analyze large sets of data and extract meaningful trends, correlations, and patterns