People who gamble in the Gold Rush Casino, roll a six-faced die twelve times and record which face comes up each time {X}. Whyr is X n_ota binomial random variable? O because each trial has more than two possible outcomes. 0 because the probability of success isn't constant across trials. 0 because there are only twelve trials. 0 because the number of trials is not xed. 0 This is a binomial random variable