StatisticsAPex vs Statistics

StatisticsAPex helps students build AP Statistics mastery from foundations to exam-level reasoning through structured practice and clear feedback. StatisticsAPex is a focused AP Statistics study app built around active practice. Train in three layers: Macro-Skills Build core reasoning habits used across AP Statistics, including model selection, assumption checks, inference interpretation, and error analysis. Micro-Skills Study unit-by-unit concepts across all 9 AP Statistics units. Each micro-skill includes targeted prompts and extra practice. Case Studies Solve multi-step, crossover problems that combine multiple units and mirror higher-difficulty AP-style reasoning. Why students use StatisticsAPex: - Visual explanations that make abstract statistics ideas easier to inspect. - Structured progression from core concepts to synthesis. - High-volume practice with multiple-choice and case-style workflows. - Immediate feedback loops to correct misunderstandings. - Clear progress tracking across Macro, Micro, and Case Study paths. Premium unlock (one-time purchase): - Full Macro-Skill library and additional practice sets. - Full Micro-Skill unit coverage and extra practice. - Full Case Study library with complete step-by-step solutions. Important disclosures: - StatisticsAPex is an independent educational app. - AP and Advanced Placement are trademarks of the College Board. - StatisticsAPex is not affiliated with or endorsed by the College Board.

StatRise helps students learn statistics and probability without ads, accounts, or internet-dependent tools. Use it as a statistics calculator, study guide, AP Statistics review app, intro stats companion, or quick homework helper when you need to understand the work behind the answer. LEARN STATISTICS STEP BY STEP Work through 54 lessons across 6 core modules: - Descriptive statistics and data visualization - Probability rules, conditional probability, and Bayes theorem - Normal, binomial, and Poisson distributions - Sampling distributions and the Central Limit Theorem - Confidence intervals and hypothesis testing - Regression, correlation, residuals, and R-squared Each lesson is built for students who want clear definitions, formulas, examples, and practical intuition. CALCULATE WITH WORKED SOLUTIONS StatRise includes 39 statistics and probability calculators, including: - Mean, median, mode, range, variance, standard deviation, quartiles, IQR, skewness, and kurtosis - Probability, complements, unions, intersections, conditional probability, and Bayes theorem - Permutations, combinations, and factorials - Normal, binomial, and Poisson distribution tools - Z-tests, t-tests, paired t-tests, chi-square tests, and ANOVA - Confidence intervals for means and proportions - Linear regression, correlation, R-squared, residuals, and scatter plots Free users can use the included free calculators. StatRise Pro unlocks the full calculator library and step-by-step worked solutions. PRACTICE FOR MASTERY Build confidence with 600+ practice questions and detailed explanations. - Today's 5 gives you a focused daily review set - Mixed practice lets you choose what to study - Timed exam mode helps with test pacing - Mistake review keeps track of missed questions - Spaced revision brings weak topics back at the right time Progress is stored locally on your device so you can track accuracy, streaks, weekly goals, and topic mastery without creating an account. SEE PROBABILITY AND STATS VISUALLY Interactive simulations make abstract ideas easier to understand: - Coin and dice simulator - Distribution explorer - Sampling distribution and CLT visualizer - Confidence interval coverage simulator - Regression lab - Type I and Type II error visualizer OFFLINE-FIRST AND PRIVATE Core lessons, calculators, practice, and simulations run on-device. StatRise has no ads, no login system, no tracking, and no custom backend. Purchases and restore require an App Store connection. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/