You are considering playing a game of ring toss at the county fair. The probability of a

winning toss is 0.08 and is the same for each toss. You are interested in how many tosses

are needed before a winning toss is thrown.

a.

Which probability distribution that we've studied can be used to model the

random variable you are interested in?

b.

What is the probability of a non-winning toss for a given throw?

c.

Calculate the mean and variance of the probability distribution.

d.

What is the probability that a successful toss occurs on the 3

rd

throw?

e.

What is the probability that a successful toss occurs in 3 or fewer throws?