glass
pen
clip
papers
heaphones

of what use is probability determination in (1) card playing, (2) other gaming or gambling, or (3)…

of what use is probability determination in (1) card playing, (2) other gaming or gambling, or (3)…

of what use is probability determination in (1) card playing, (2) other gaming or gambling, or (3) lottery draws? Is deciding with the odds worth the risk to a certain point? Is deciding against the odds worth the risk?