Recent content by ssSFrankSss

Hi, I am trying to understand from seeing in sites, hear this site explains it good Please have a look hear. Somewhere it says: "The z-score that corresponds to .05 is -1.645" (you may press ctrl+F4 to find it quickly). How did he find that z of 0.05 is -1.654 in the table of z-scores I, I...