Z Interval Test
The Z Interval Test does not show up in my version of the app and that is what I needed to use for my statistics class.
Archived App (Last seen on 3 Aug 2026)
This is an archived listing of the app previously available on the App Store.Although the app is no longer distributed by Apple, you can still view its description, screenshots, version history, ratings, and metadata for reference.
About
This app computes descriptive statistics, performs statistical tests, and provides regression analysis for quantitative variables. It offers features commonly found on handheld calculators, including data entry and probability calculations for standard distributions.
✓Descriptive statistics computation
✓Statistical hypothesis testing
✓Confidence interval calculation
✓Linear, exponential, and power-law regression
✓Probability and quantile calculations
✓Voice-based data entry
✓One, two, and multiple-sample methods
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What's New in StatsCalc
1.9
January 2, 2023
Added Paired T-Test
User reviews
Developer apps
FAQ
What statistical tests can StatsCalc perform?
StatsCalc offers a wide range of statistical tests, including Z-tests, T-tests, Chi-squared tests, F-tests, Wilcoxon Signed Rank Test, McNemar Test, and Cochran's Q-Test for one, two, and multiple sample situations.
Does StatsCalc support voice data entry?
Yes, StatsCalc supports voice-based data entry using Siri, making it convenient to input your quantitative and categorical data.
What types of regression analysis does StatsCalc offer?
StatsCalc provides regression analysis using linear, exponential, and power-law models, allowing for flexible data modeling.
How accurate are the numerical results in StatsCalc?
The accuracy of numerical results in StatsCalc has been tested against Wolfram Mathematica, ensuring reliable calculations.
What statistical distributions are covered by StatsCalc?
StatsCalc includes a distribution calculator that computes probabilities and quantiles for standard statistical distributions.
Is StatsCalc available on multiple devices?
StatsCalc is currently supported on iPhone and iPod devices, providing statistical analysis capabilities on the go.
How often is StatsCalc updated?
StatsCalc was last updated on January 2, 2023, indicating regular maintenance and potential for future improvements.
Does StatsCalc have ads?
No, StatsCalc does not contain advertisements, offering an uninterrupted user experience for statistical computations.
