Calculate probabilities, plot distributions, and find percentiles
Calculate probabilities and percentiles for normal, t, chi-square, F, exponential, gamma, beta, log-normal, Pareto, and Weibull distributions. Plot density functions for these distributions.
Compute probabilities and quantiles for statistical distributions
Calculate probabilities and quantiles for standard distributions such as normal, t, chi-squared, F, binomial, Poisson, and others. Input parameters to compute values. Export results to files.
Explore probability with interactive sliders and buttons. Calculate probabilities and percentiles for upper tail, lower tail, or two-tailed tests. Visualize results alongside numerical solutions. Compare continuous and discrete side-by-side.
Allows users to enter and save datasets, generate summary , calculate z-scores, and create boxplots and histograms. It includes a textbook with formulas, exercises, examples, and visualizations of key statistical concepts.
Solve mathematical equations and visualize results in 2D and 3D. Plot cartesian, polar, spherical, and parametric functions. Animate equations and vector fields. Find intersections of functions. Support for complex functions.
Practice tests based on the latest Driver's Manuals for specified states. Review explanations for incorrect answers. Complete study sessions to prepare for the DMV written exam. Track progress and access state-specific practice questions.
Study flashcards with customizable questions and answers. Review progress with statistics and spaced repetition. Create and share flashcards with classmates. Solve math problems with step-by-step explanations.
Perform statistical calculations, graph functions, and handle scientific and matrix operations. Access all features without ads or付费 restrictions. Replace physical calculators for test preparation and academic use.
Allows users to graph mathematical equations in 2D, 3D, and 4D with animations. It supports vectors, matrices, trigonometric functions, and complex numbers. Users can plot cartesian, polar, and parametric equations.
Learn concepts through clear explanations, visual aids, and interactive content. Explore tables, chemical reactions, and molecular structures. Test knowledge with quizzes and practice problems. Access detailed facts and diagrams without ads.
Practice for the DMV written with state-specific questions. Review explanations for incorrect answers. Access the latest questions and study guides. Track progress and prepare for the exam.