Statistics Calculator--

Statistics Calculator-- is an introductory companion to Statistics Calculator++, designed for quick statistical analysis without reading a manual. Enter data easily with Add X, Add Y, and Add f; view your lists and calculate a range of statistics such as sum, mean, population and sample standard deviation, variance, min, max, quartiles, and sum of products. Regression options include linear, logarithmic, exponential, and power models, with quadratic regression available via an additional purchase. The interface keeps expressions visible as you type and shows a history of calculations, with quick access to lists and regressions.

Advanced features are unlocked through the Advanced Scientific In-App Purchase, enabling fraction operations, angle formats (degrees, minutes, seconds), permutations and combinations, LCM and GCD, prime factorization, and more. It also adds a two-linear-equation solver and coordinate conversions, along with dice throws. The design emphasizes simplicity for users who want powerful statistics tools without reading a manual.