Statistics is the branch of mathematics that deals with collecting, analyzing, interpreting, presenting, and organizing data. The aim of statistics is to provide a clear understanding of the data by using various data analysis techniques, data visualization tools, statistical models, and data mining algorithms.
There are two main types of statistics: descriptive statistics and inferential statistics. Descriptive statistics refers to describing and summarizing the data using measures such as mean, median, mode, standard deviation etc. Inferential statistics involves using the sample data to make inferences about the population.
Data analysis techniques refer to methods used to analyze and evaluate the collected data. These methods include hypothesis testing, regression analysis, correlation analysis, clustering techniques etc.
Data interpretation methods are used to interpret the results obtained from the collected data. These methods include building charts and graphs to visually represent the data, identifying patterns in the data and drawing conclusions based on those patterns.
Statistical models refer to mathematical equations that can be used to predict future outcomes or identify relationships between variables in a dataset. These models can be based on linear regression, logistic regression or other techniques.
Data mining algorithms refer to computational techniques used to identify patterns in large datasets. These algorithms can be used for classification or prediction purposes.
Data visualization tools refer to software used for creating visual representations of data in order to make it easier for people to understand. These tools include charts, graphs, maps and other visualizations.