This is personal study note Copyright and original reference: https://www.youtube.com/watch?v=VOfKIeTpxg8&list=PLsri7w6p16vtEz_J1G7HQG-Rm8vpZPtPS&index=5 ================================================================================ Test on population ratio - Test "characteristic of population" based on ratio ================================================================================ To be 4th batter, that batter's hitting ratio should be over 0.4 ================================================================================ ================================================================================ ================================================================================