Question 7: Consider the contingency table from the lbw data frame used in discussion 2 shown below. This table summarizes the categorical variables low birth weight (low) and mother's smoking status for 139 births at a hospital No smoke Smoke Total not low 86 44 130 low 29 30 59 Total 1 1 5 74 189 Consider evaluating a random sample of three of these 189 babies (sampling without replacement). a. What is the probability that none of the three babies had low birth weight? l 59'9\"] " b. What is the probability that at least 1 of the three babies had low birth weight? [59'9\"] V