It’s the bottom one btw. plz it’s an

Rough surfaces produce more friction. so, the smoother the surface the less friction.

The correct answer is:

56%, or 0.56.

Explanation:

We are told in this experiment that being in favor of the center is a success. This means to find the probability of a success, we want the probability that someone is in favor of the center.

We are given at the beginning of the problem that 56% of people are in favor of the center; this means the probability of success is 56%, or 56/100 = 0.56.