Question 1
Consider "Since some eagles are birds of prey, some non-birds of prey are non-eagles." This inference, drawn by contraposition, is
◦ valid
◦ not valid
◦ valid by limitation.
Question 2
Consider "Since some magazines are not tabloids, some non-tabloids are not non-magazines." This inference, drawn by contraposition, is
◦ valid
◦ not valid
◦ valid by limitation.