Question: Identify whether or not each of the following is a binomial random variable and briefly explain your reasoning

a) Let X = the weight of a randomly selected ripe apple

b) Let X= the number of defective light bulbs in a sample of 1000 light bulbs

c) Let X= the number of times the sum of two dice is larger than 9 out of 80 rolls of the dice

d) Let X= the sum of two rolled dice

e) Why is it so important to recognize a binomial random variable when you have one?