Quantum statistics is the branch of physics that deals with the statistical properties and behaviors of systems composed of quantized particles, such as electrons, photons, and atoms. It applies the principles of quantum mechanics to describe the statistical behavior of these systems, taking into account features such as indistinguishability and superposition. One of the key concepts in quantum statistics is the concept of quantum states, which can be described by wave functions that represent the probability of finding a particle in a particular state. Quantum statistics also incorporate principles such as the Pauli exclusion principle, which states that no two identical fermions can occupy the same quantum state simultaneously. Quantum statistics plays a crucial role in many fields of physics, including condensed matter physics, quantum information theory, and quantum computing. It is also essential for understanding the behavior of systems at very low temperatures, where quantum effects dominate the behavior of particles.