The three-year recidivism rate of parolees in Florida is about 30%; that is, 30% of parolees end up back in prison within three years (http://www.floridaperforms.com). Assume that whether one parolee returns to prison is independent of whether any of the others returns. a. Find the probability that exactly 5 out of 20 parolees will end up back in prison within three years,

1. 0.512

2. 0.1916

3. 0.219

4. 0.1789