Probability-Distributions
Matthew Bognar Education 17+ $1.99
4.90 · 193 ratings
Best position now
#42
across 4 storefronts
Peak
#11Days tracked
15Ratings
193 Chart history
15 days recorded by us
Storefronts
charting in 4 today
Ratings
193 on the App Store
Price
changed 6 time(s) in our window
Installs and revenue
Apple publishes none — we do not guess
Currently charting
History
Built from Astrina’s own daily snapshots — one point per day.
Number of ratings
19.08 27.08 30.08
Show the numbers
| Day | Ratings |
|---|---|
| 19.08 | 6 |
| 25.08 | 193 |
| 26.08 | 193 |
| 27.08 | 193 |
| 28.08 | 193 |
| 29.08 | 193 |
| 30.08 | 193 |
Screenshots
About this app
Compute probabilities, determine percentiles, and plot the probability density function for the normal (Gaussian), t, chi-square, F, exponential, gamma, beta, log-normal, Pareto, and Weibull distributions.
Compute probabilities, approximate percentiles, and plot the probability mass function for the binomial, geometric, hypergeometric, Poisson, and negative binomial distributions.
Compute probabilities, approximate percentiles, and plot the probability mass function for the binomial, geometric, hypergeometric, Poisson, and negative binomial distributions.
Details
| Developer | Matthew Bognar |
|---|---|
| Category | Education |
| Price | $1.99 |
| Age rating | 17+ |
| Version | 0.9.3 |
| Size | 2.3 MB |
| Minimum iOS | 14.0 |
| Bundle ID | com.mbognar.Probability-Distributions |
| Released | 2014-06-22 |
| Last updated | 2025-07-13 |
| Languages | 1 languages |
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