YCJZDIANPU Galton Board Probability Demonstrator,4500 Beads Normal Distribution Model, Visual Learning Physics Teaching Aid for School Laboratories

YCJZDIANPU

Demonstration of statistical laws: Through the random collision of small balls in the nail array, it visually displays the process of a large number of random events finally showing a normal distribution, and vividly explains the central limit theorem Instructions for use: The operation is simple and intuitive. Hold the device upright, and the balls will randomly bounce between the nails and then converge in the bottom groove. Repeat several times to observe the gradual formation of a normal distribution curve High-quality materials: Made of high-quality plastic and stainless steel beads, the structure is stable and the appearance design is simple. It is not only a reliable experimental tool, but also can be used as an exquisite desktop decoration to blend into a variety of environmental atmospheres Advantages: Watching the process of the balls slowly falling, colliding and gradually forming an orderly distribution can bring a kind of visual and psychological relaxation, help reduce stress and calm thoughts, and become an ideal adjustment tool for daily work and study breaks, taking into account the fun Widely used: In addition to mathematics education, its principles are applied in financial analysis, quality control, sports science and other fields. It can be used to simulate income fluctuations, defect statistics and performance evaluation, etc. It is an important practical tool for interdisciplinary understanding of random phenomena and statistical laws