Data analysis is a process of filtering, transforming, and defining data to find valuable information for companies in decision-making. The objective of Data Analysis is to pull the useful information from data and make a decision based on the data analysis. Data analysis examines datasets to pull findings related to the information they hold. Data analysis methods allow you to handle raw data and unveil patterns to pull valuable analytics out of it. Many data analytics techniques use curated systems and software that incorporate machine learning algorithms, automation, and other capabilities.
Descriptive techniques typically embrace constructing tables of means and quantiles, measures of dispersion like variance or variance, and cross-tabulations.
The diagnostic approach helps in determining the source reason for an occurrence. Frequently, a trend is determined through a preceding descriptive analysis step.