Power Analysis

Easy guided statistical tests

$4.99 · Designed for iPad

Design experiments and measurements confidently with minimal knowledge of statistics. Have you ever worried if the study you were planning would have enough data to conclude anything? Know how much data you need while you're still in the planning phase. Let the app do the statistics for you. • Easy to use interface helps you enter the pertinent information without being a statistics expert. • Know how many observations you'll need to measure what you want. • Know how good a measurement you'll get for any number of observations you set. • Visualizations • Play with sliders for key parameters and see how they affect the measurement • Supports measurements of rates and proportions (binomial distributions) in addition to continuous distributions • Chooses appropriate statistical test for you based on your experimental parameters. (Tests include t, z, chi square, and exact binomial). • Set your preferred risk of both false positives and false negatives (type I error and type II error) Can also be useful as an interactive study tool for learning about the statistics of measurement

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This app has been updated by Apple to display the Apple Watch app icon. • Fixes for user reported issues

Version 2.0.1

The developer, A&X Analytics, LLC, has not provided details about its privacy practices and handling of data to Apple. For more information, see the developer’s privacy policy.

  • No Details Provided

    The developer will be required to provide privacy details when they submit their next app update.

    Accessibility

    The developer has not yet indicated which accessibility features this app supports. Learn More

    Information

    • Provider
      • A&X Analytics, LLC
    • Size
      • 3.6 MB
    • Category
      • Productivity
    • Compatibility
      Requires iOS 9.0 or later.
      • iPhone
        Requires iOS 9.0 or later.
      • iPad
        Requires iPadOS 9.0 or later.
      • iPod touch
        Requires iOS 9.0 or later.
      • Mac
        Requires macOS 11.0 or later and a Mac with Apple M1 chip or later.
      • Apple Vision
        Requires visionOS 1.0 or later.
    • Languages
      • English and Simplified Chinese
    • Age Rating
      4+
    • Copyright
      • © 2018 A&X Analytics, LLC
  • Developer Website

    • Supports

    • Family Sharing

      Up to six family members can use this app with Family Sharing enabled.

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