Probability

In a city, 80% of the drivers wear seat belts.

If 3 drivers are checked at random, find the probability that

(a) none of the 3 drivers wears a seat belt

(b) all 3 drivers wear seat belts

(c) at least 1 of the 3 drivers wears a seat belt.

Create your matrix

Use a 4 x 3 matrix to represent a set of information in a real life situation.