AppMarketSpy › Education › 概率树图
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App info
- Developer
- 洁 杜
- Category
- Education
- Released
- Oct 21, 2026
- Version
- 1.0.1 (Oct 22, 2026)
- Price
- Free
- Size
- 31.9 MB
- Requires
- iOS 15.0
- Age rating
- 4+
- Languages
- Simplified Chinese
In-app purchases
noneCurrent prices, App Store US.
About 概率树图
概率入门者将两阶段条件事件画成分支树，逐路径核对联合概率、后验概率和重复试验误差。 编辑先验和两组条件概率，按路径相乘自动保持兄弟分支总和为一。选择观察结果并计算贝叶斯后验，显式展开联合概率与证据概率。给定随机种子和试验次数模拟二阶段抽样，展示理论与观测频数差并持久化。每次实验都可保留输入和结果，再从历史中重新打开进行核对。
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