StatsPac Graphing Calculator (5/5 stars, all ages) is today’s Amazon Free App of the Day, and it’s the first 5-starrer I’ve seen in many months as a FAOTD. From Amazon:
FINALLY a graphing calculator app that really does everything you expect from your TI. Designed, tested and used by Instructors with years of graphing calculator teaching experience. STATS PAC offers more of the functionalities you need, a more Intuitive Design, and more help features than any other calculator- Period! Our Apps are used by Students, Tutors & Instructors, and we offer Live WEBEX support. If you are not satisfied with our APP for any reason just send us an email and we will gladly refund your money. For questions, comments or to report bugs please send an email to: support@mobilecaltronics.com
Short List of Key Features:
• Factorials, permutations, combinations, fraction conversion, and multifunction graphing
• Calculations and graphs for 6 continuous probability density functions, 1- and 2-sample confidence intervals, and hypothesis tests
• Full regression analysis and linear regression T-testing
• Automatic conversion to scientific notation for extremely large or small numbers
• Smart Entry, FailSafe, and Intuitive Design technologies
• All Basic Descriptive Statistics, including IQR, Boxplots, Histograms, PieCharts, ScatterPlots, Normal Probability Plots (Q-Q Plots)
• Calculations for 8 Discrete Probability density functions:
binomial_pdf, binomial_cdf, Geometric_pdf, geometric_cdf, hypergeometric_pdf, hypergeometric_cdf, poisson_pdf, poisson_cdf
• Calculations, and graphs for 7 Continuous Probability density functions:
normal_cdf, studentT_cdf, chi.square_cdf, exponential_cdf, inverse-Z, inverse-T, F_cdf, Gamma, Beta, Weibull
• Calculations, and graphs for 1 & 2-Sample Confidence Intervals:
Z-interval, T-interval, Proportion-interval, 2Sample Z-interval, 2Sample T-interval, 2Sample Proportion-interval
• Calculations, and graphs needed for 1 & 2-Sample Hypothesis Test:
Z-test, T-test, Proportion-test, 2Sample Z-test, 2Sample T-test, 2Sample Proportion-test, Chi.square-test, F-test, ANOVA
• Performs Regression Analysis, + Linear Regression T-Test
• Dynamically Transformable Lists
• Provides Definitions, Help and formulas (for ‘hand’ calculations)
• The Stats Calculator offers factorial, permutations, combinations, fraction conversion, and multi-function graphing
StatsPac Graphing Calculator – Whether for the student, scientist or engineer in the family, get it today, while it’s Amazon’s Free App of the Day!