Which of the following is a binomial experiment?

A survey asking 75 people to name their favorite color

A survey asking 75 people to give their age

A survey asking 75 people whom they voted for in the election

A survey asking 75 people if they like the new school building

A survey asking 75 people if they like the new school building. This is a binomial experiment.

A binomial experiment is called as such when it satisfies these 4 conditions.

1) There is a fixed number of trials. = 75 people

2) Each trial is independent of each other = own opinion

3) There are only two outcome = YES or NO

4) The probability of each outcome remains constant from trial to trial = 50 - 50