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.
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.
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.
Solve math problems with natural textbook input and fraction support. Trace graphs with touch. Zoom using pinch gestures. Tap for regression analysis. Swipe to scroll through calculation history and matrices. Access help via the ? key.
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.
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.
Allows users to plot functions, polar, and parametric graphs. Users can edit equations in the graph editor and view graphs. Features include tracing, finding intersections and extrema, displaying derivatives, and adding tangents.
Solve , algebra, or geometry problems by snapping a or uploading an image. Receive step-by-step solutions instantly. Ask questions in AI chat for tutor-like assistance. Cover word problems, real numbers, expressions, and complex numbers.
Solve math problems with capabilities. Input equations, view function graphs, and analyze statistical data. Perform calculations in algebra, calculus, and statistics. Navigate using arrow keys or touch gestures.
The app provides calculations for life contingent annuities, compound-interest, option prices, and statistical distributions. It offers downloadable life tables and computes values for single and joint lives, Greek values, and annuities-certain.
Through structured lessons and guided practice. Access video tutorials, chord charts, and songplay guides. Track progress, set practice goals, and receive feedback from instructors. Sync with devices for offline access.
Ask questions about and science problems. Receive step-by-step explanations. Track progress over time. Set study goals and receive feedback. Sync with learning platforms for assignments.
Access interactive 10-minute lessons and quizzes on various topics. Complete lessons to test and track progress. Set personal learning goals and receive feedback after quizzes. Sync learning history across devices.