# Question 10The U.S. mint, which produces billions of coins annually, has a meandaily defect rate of

Question 10The U.S. mint, which produces billions of coins annually, has a meandaily defect rate of 4 coins. Let X be the number of defective coinsproduced on a given day.What is the variance of this distribution?Question 11The U.S. mint, which produces billions of coins annually, has a meandaily defect rate of 4 coins. Let X be the number of defective coinsproduced on a given day.On a given day, what is the probability of exactly 4 defective coins?Question 12The U.S. mint, which produces billions of coins annually, has a meandaily defect rate of 4 coins. Let X be the number of defective coinsproduced on a given day.On a given day, what is the probability of 3 or fewer defective coins?Question 13The U.S. mint, which produces billions of coins annually, has a meandaily defect rate of 4 coins. Let X be the number of defective coinsproduced on a given day.On a given day, what is the probability of more than 3 defectivecoins?