More Problems

• Write a program to calculate the weighted mean of a dataset represented as a matrix.
• Write a program to perform the Gini index calculation for a classification task.
• Write a program to calculate the mean absolute error (MAE) between two matrices.
• Write a program to calculate the root mean square error (RMSE) between two matrices.
• Write a program to implement the decision tree algorithm using matrices.
• Write a program to compute the coefficient of variation for a dataset represented as a matrix.
• Write a program to calculate the Sharpe ratio for investment performance using matrices.
• Write a program to check if a matrix is a stochastic matrix.