A Pair of Fair Dice Is Tossed

question 240

Multiple Choice

A pair of fair dice is tossed. Events A and B are defined as follows. A: {The sum of the numbers on the dice is 3} B: {At least one of the dice shows a 2} Identify the sample points in the event A ∪ B.

• A) {(1, 2), (2, 1), (2, 2), (2, 3), (2, 4), (2, 5), (2, 6), (3, 2), (4, 2), (5, 2), (6, 2)}
• B) {(1, 2), (2, 1)}
• C) {(1, 2), (2, 1), (2, 2), (2, 3), (2, 4), (2, 5), (2, 6)}
• D) {(2, 2), (2, 3), (2, 4), (2, 5), (2, 6), (3, 2), (4, 2), (5, 2), (6, 2)}

---

Definitions:

Müllerian Mimicry

The resemblance of dangerous, unpalatable, or poisonous species to one another so that potential predators recognize them more easily. Compare with Batesian mimicry.

Batesian Mimicry

The resemblance of a harmless or palatable species to one that is dangerous, unpalatable, or poisonous so that predators are more likely to avoid them. Compare with Müllerian mimicry.

Warning Colors

Bright colors exhibited by some animals as an evolutionary strategy to warn predators of their toxicity or unpleasant taste.

Poisonous Snakes

Snakes that contain venom harmful to humans or animals if injected via bites or ingested.