QUESTION 18 Let X = the number of flaws in a car paint job and assume X ~ Poi(1.37). If there are 10 freshly painted cars, what is the mean number of flaws (correct to 1 dp)? QUESTION 19 A soft drink machine dispenses soft drink into cups. Let the amount of liquid dispensed into a small drink (in ml) be given by the random variable X where X ~ N(200, 52). What is the probability that a randomly selected small drink, has between 195 and 205 ml? O a. 0.3413 O b. 0.6826 O c. 0.3174 O d. 0.1587