The app performs common first-year university statistics tests. It is designed for ease of use, making it suitable for introductory statistics students.
Create scatterplots and fit simple or multiple linear, logistic, or exponential models. Display standard errors, confidence intervals, and P-values for model parameters. Include categorical predictors and two-way interactions.
View population growth projections for all countries under various scenarios. Track current and future overshoot levels. Explore sustainable population limits. Access country-specific solutions to . Compare demographic trends and resource impacts.
Learn the Cyrillic through 7 lessons covering print and cursive scripts. Each lesson includes sound for letter names, pronunciation, and sample words. Use tiny flashcards and multiple choice quizzes to test knowledge.
Learn details including score ranges, National Merit cutoffs, and differences SAT. Access 20 free questions and 400+ for premium. Get score estimates and track progress with tests.
Learn and program language on iOS devices. Enter and run code, use built-in functions, and access help documentation. Save and load programs. Simulate Commodore 64 environment for educational use.
Perform complex calculations using RPN input. Access programmer functions for base conversions and bitwise operations. Use fraction mode and probability distributions. Track time with a stopwatch. Store and retrieve custom programs.
To read and write the with lessons grouped by similar shapes or in alphabetical order, covering print and cursive scripts. Complete lessons with multiple choice quizzes to test knowledge. Hear clear pronunciation guides for each letter and its sound.
From basic to advanced without prior experience. Access offline content with organized topics. Use dark mode and a user-friendly interface to follow structured lessons and practice coding exercises.
Calculate medication dosages with step-by-step guidance and practice exercises. Interpret drug orders and administer medications safely. Access illustrated content and purchase full version for additional features.
To read and write the in abjadi or hijai order through 9 structured lessons. Each lesson includes modern script, vowel systems, and pronunciation guides. Complete multiple choice quizzes after each lesson to test knowledge.
Prepare for Level exam with practice questions and mock tests. Review detailed explanations for answers. Track progress and revisit difficult topics. Access study materials and exam guidelines.