SchoolStat vs Izzy Statistics Pro

Simple easy to use statistics program for students of high schools, colleges and universities. Adapted from SchoolStat for Macintosh released originally in 1989. Aims to facilitate teaching of introductory statistics and to be a useful tool for statistical computations anywhere an iPhone can go. - Enter data into a fully functional spreadsheet with thousands of rows and columns, name the columns and perform statistical computations with results stored in the log panel. - Spreadsheet includes functions for trigonometry, table & cell access, maths, statistics, strings, logical, date, time, financial and matrix manipulations (>180 in total). Resize cells, zoom and swipe to scroll, file saving/opening and emailing. Series and sorting functions. Quick sum, average, min, max. Intuitive cell editing and selection. - Spreadsheet also supports cut/copy/paste and shake to undo. - One, two or multiple sample statistics available for named columns including descriptive, confidence intervals, correlation, linear regression, sign test, Wilcoxon paired test, Paired t-test, Mann-Whitney U test, Student's independent t-test, Kolmogorov-Smirnov test, One-way ANOVA, Kruskal-Wallis test. - Odds ratio and sensitivity/specificity testing. - Create graphical displays using box plots, pie chart, stem & leaf displays, histograms, linear or scatter plots. - Visualise "active" probability tables for multiple distributions to aid understanding of parameter changes for beta, binomial, Cauchy, chi square, exponential, F-, gamma, geometric, hypergeometric, logistic, lognormal, normal, Poisson, t-, Weibull distributions. - Static tables available for chi-square, F-, Inverse normal and normal, Kruskal Wallis, Mann-Whitney, T- and Wilcoxon distributions. - Log window supports annotation, text cut/copy/paste, file saving/opening/emailing, addition of time/date stamp and is automatically saved. - Graph window creates pdf resolution independent files, which can be copied, and file saving/opening/emailing. - Full help descriptions for all functions and sample spreadsheet files accompanying quick tutorial.

The most complete statistical tool without advertising. With an intuitive and simple interface that will facilitate your statistical calculations wherever you are. It doesn't matter if you are a student or a professional, it is just as functional. Enter the numbers of a sample or a population separated by a space, select if the data belongs to a sample or a population, touch the calculate button and you will obtain the result of the following equations: - Ordered numbers - Total numbers - Arithmetic Mean - Median - Mode - Quartiles - Interquartile range - Range - Average deviation - Variance - Standard Deviation - Coefficient of Variation - Typical Values - Atypical Values - Extreme Atypical Values You can also create, share and get the histogram properties of the data: - Histogram - Lowest and highest data - Distribution Range - Total numbers - Classes Number - Classes Range - Classes Besides you can: - Save the data for future use and not have to enter it every time you need it - Update the data in case you need to add, modify or delete any - Delete the data when you think you no longer need it Do not forget to leave your comment and rating, as well as share the app with your friends. This helps us a lot as we can reach more people. For any question, suggestion, doubt or to report an error, send us an email. We are constantly growing to offer you the best possible app and experience.