What is data analysis and what are the main pillars of data analysis?
Introduction Data analysis is the process of examining, cleansing, transforming, and interpreting data to extract useful information, inform conclusions, and support decision-making. It involves various techniques and methodologies to uncover insights, patterns, trends, and relationships within datasets. Data analysis is crucial in various fields including business, science, healthcare, finance, and more. Data analytics is used in various fields in multiple ways, it is a good career for an individual if an individual wants to learn Data Analytics, multiple institutes offer Data Analytics Courses in Pune. The main pillars of data analysis can be summarized as follows: Data Collection: This involves gathering relevant data from various sources, which can include databases, spreadsheets, surveys, sensors, and other data repositories. Ensuring data quality and integrity at this stage is crucial for accurate analysis. Data Cleaning and Preparation: Raw data often contains errors, inconsiste...