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Problem Sets

BeginnerIntermediateAdvanced

Data Preparation & Preprocessing

Data Preparation & Preprocessing Icon

Cleaning Missing Data Beginner19 solvers

Normalization Beginner7 solvers

K-Fold Cross-Validation Intermediate8 solvers

Machine Learning

Machine Learning Icon

Simple Linear Regression Beginner14 solvers

Multiple Linear Regression Intermediate6 solvers

Ridge Regression Advanced1 solvers

K-Nearest Neighbours Intermediate1 solvers

Logistic Regression using Gradient Descent Advanced3 solvers

Logistic Regression using Newton's Method Advanced0 solvers

K-Means Clustering Intermediate0 solvers

Activation Functions Beginner2 solvers

Mathematics

Mathematics Icon

Riemann Sums Beginner4 solvers

NumPy

Zeros Array Beginner24 solvers

Identity Matrix Beginner21 solvers

Linear Transformation Beginner11 solvers

Matrix Operations Beginner9 solvers

Sudoku Checker Intermediate3 solvers

SQLite3

Sales Employees Beginner21 solvers

Permanent Sales Employees Beginner11 solvers

Sales Employees with Most Sales Revenue Intermediate8 solvers