Spinner The plastic arrow on a spinner for a child’s game stops rotating to point at a color that will determine what happens next. Which of the following probability assignments are legitimate?

Probabilities of ... Red Yellow Green Blue a) 0.1 0.4 1.3 -1.8 b) 1 0 0 0 c) 0.25 0.25 0.25 0.25 d) 0.3 0.4 0.1 0.7 e) 0.2 0.3 0.1 0.4