# Lecture Exam Statistics AI 2020S ###### tags: `Exam` `Statistics` `2020S` --- ![](https://i.imgur.com/nSJM21A.png) --- ![](https://i.imgur.com/0w9GaH1.png) 3) --- ![](https://i.imgur.com/5zZrfYV.png) 20.49 --- ![](https://i.imgur.com/IwVxQH3.png) ![](https://i.imgur.com/JNfi7Wt.png) --- ![](https://i.imgur.com/F9mYwhf.png) (1 - bob's hit rate) / (1 - sue's hit rate + 1 - bob's hit rate) 75% --- ![](https://i.imgur.com/v22fn9G.png) ![](https://i.imgur.com/nphQUCx.png) --- ![](https://i.imgur.com/X6R4qRY.png) ![](https://i.imgur.com/n4oi2Rr.png)