Art of Stat: Inference Hack 1.6.0

Confidence Intervals and Tests

Developer: Bernhard Klingenberg
Category: Education

Redeem a App Store gift card, gift code, cheat code, or promotional code

Redeem a codes with your iPhone or iPad

  1. Copy one of the codes.
  2. On your iPhone or iPad, open the App Store app.
  3. At the top of the screen, tap the sign-in button or your photo.
  4. Tap Redeem Gift Card or Code. If you don’t see Redeem Gift Card or Code, sign in with your Apple ID.
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  5. Tap "You can also enter your code manually", then follow the instructions on the screen.
  6. Tap Done.

Redeem a codes on your Mac

  1. Copy one of the codes.
  2. On your Mac, open the App Store.
  3. Click your name or the sign-in button in the sidebar.
  4. Click Redeem Gift Card.
    Mac showing the Redeem Gift Card button in the App Store.
  5. Tap "You can also enter your code manually", then follow the instructions on the screen.

Redeem a codes on a Windows PC

  1. Copy one of the codes.
  2. Open iTunes.
  3. From the menu bar at the top of the iTunes window, choose Account.
  4. Choose Redeem.
  5. Sign in and follow the instructions on the screen.

All Cheat Codes for free purchases we have on iPhone and iPad for Art of Stat: Inference

Item Code
Unlock All Apps IH012989413✱✱✱✱✱
Inference for a Mean IH141963718✱✱✱✱✱
Inference for Two Proportions IH239897744✱✱✱✱✱
Inference for Two Means IH534557935✱✱✱✱✱
Chi-Square Test (Independence) IH454535549✱✱✱✱✱
Two Quantitative Variables IH449412019✱✱✱✱✱
Chi-Square Test (GoF) IH236693617✱✱✱✱✱
ANOVA: Comparing Means IH595571341✱✱✱✱✱
Errors & Power IH392433748✱✱✱✱✱
Coverage for Intervals IH355354856✱✱✱✱✱

The codes are partially hidden from new users

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Description

The Art of Stat: Inference app provides access to the following modules:

- Inference for Proportions (one and two independent samples)
- Inference for Means (one and two independent samples)
- Inference in Linear Regression Models (slope, confidence & prediction intervals)
- Chi-Square Test (Independence/Homogeneity and Goodness of Fit)
- One-way ANOVA for comparing several means
- Data Editor for creating or manipulating data

Unlock all modules for a one-time small fee.

Entering your own data is easy:
If you just have a few observations (or if you have the summary statistics), simply type them in or use the new Data Editor. For larger datasets, upload a CSV file of your raw data to a cloud account (such as iCloud or Google Drive) or simply email the file to yourself. Then, open the CSV file in the app and select the variables for your analysis. You can also simply copy & paste raw data from a spreadsheet app (such as Numbers on iOS or Google sheets). Sample datasets are also provided.

The results are stunning:
The app provides relevant plots (side-by-side or stacked bar charts, boxplots, histograms) and computes and visualizes confidence intervals and P-values for testing hypotheses. All relevant information (such as standard errors, margin of errors, z or t scores and degrees of freedom) are clearly displayed and labeled. The P-value is visualized on a graph for the normal, t-, or Chi-Squared distribution.

Developed for both students and teachers as a handy tool for carrying out basic statistical inference and visualize results on the fly.

The app works in on- and offline mode (the app indicates that it is in offline mode with a large green banner), which makes it suitable for exams.

Easily share your results by taking screenshots.