Understand and code the R² metric (goodness of fit) in C++. A must-know concept for evaluating regression models.

The primary work of an experimental model basin is the estimation, with reasonable accuracy, of the resistance and horse-power of full-sized ships from experiments with small and inexpensive models.

Quantum mechanics shows that particles in our universe do not have fixed properties like everyday objects. They exist in a state of superposition until a disturbance forces them to "choose" ...