Welcome to Westonci.ca, the place where your questions find answers from a community of knowledgeable experts. Explore comprehensive solutions to your questions from knowledgeable professionals across various fields on our platform. Get immediate and reliable solutions to your questions from a community of experienced professionals on our platform.

What is the purpose of using a cost matrix in the binary case?

a. To penalize correct predictions differently based on the predicted class
b. To penalize correct predictions differently based on the actual class
c. To penalize incorrect predictions differently based on the actual class
d. To penalize incorrect predictions differently based on the predicted class