Are the following correct non-uniform sample spaces for a throw of two dice? If so, find the probabilities of the given sample points. If not show what is wrong. (a) First die shows an even number. First die shows an odd number. (b) Sum of two numbers on dice is even. First die is even and second odd. First die is odd and second even. (c) First die shows a number less than or equal to 3. At least one die shows a number greater than 3.