16 of 20 Decide whether the experiment is a binomial experiment. Testing a pain reliever using 840 people to determine if it is effective. The random variable represents the number of people who find the pain reliever to be effective. binomial experiment not a binomial experiment 17 of 20 Decide whether the experiment is a binomial experiment. Elsa records the number of yellow marbles she gets during ten trials of randomly pulling a marble from a bag filled with marbles of various colors. The random variable represents the number of yellow marbles. not a binomial experiment binomial experiment 18 of 20 Find the mean of the binomial distribution for which n = 60 and p = .2. 48 30 60 12