Covariance calculator

Compute the covariance based on data in the matrix M. Each row represents a random variable, and each column represents a single observation of all random variables. The ij-th element of the calculated matrix is the covariance of the i-th observation and j-th random variable.
matrix M:
Upload Excel or CSV file for batch operation: (read about supported files and formats)
API URL: http://calculator.vhex.net/c/covariance (see documentation)