The probability of a person over the age of 50 having experienced a sexually transmitted HPV (human papilloma virus) infection during their lifetime is 0.70. A group of 8 people over the age of 50 are included in a health study.

1. What is probability that more than 3 of the people have had an HPV infection?(Use the binomial table)

1. P (x < 2)(Use the binomial table)

1. P ( 3 < x 5 )(Use the binomial table)