Non-numerical Data

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• Cost Function: In Data Science, a cost function is a mathematical function that measures the difference between predicted values and actual values of a machine learning algorithm. The goal of a cost function is to minimize the error between predicted and ... Read More >>
• Decision Tree: Decision Tree is a supervised machine learning algorithm used for classification and regression analysis. It is a tree-like model where each internal node represents a feature, each branch represents a decision rule, and each leaf node repr ... Read More >>
• Expected Value: Expected value is a statistical measure that calculates the average outcome of a random variable over a large number of trials. It is calculated by multiplying each possible outcome by its probability of occurring, and then summing up all t ... Read More >>