Descriptive Statistics
1. Data Matrices
1.1 Creating Data Matrices
1.2 Loading Data Files
1.3 Matrix Operations
2. Computing Statistical Characteristics
2.1 Minimum and Maximum
2.2 Mean, Variance and Other Moments
2.3 Median and Quantiles
2.4 Covariance and Correlation
2.5 Categorical Data
2.6 Missing Values and Infinite Values
3. Summarizing Statistical Information
3.1 Summarizing Metric Data
3.2 Summarizing Categorical Data