Question 6.376

31. Hungry Babies. Six-week-old babies consume a mean of ounces of milk per day, with a standard deviation of 2 ounces. Assume that the distribution is normal. Find the probability that a randomly chosen baby consumes the following amounts of milk per day:

  1. Less than 15 ounces
  2. More than 17 ounces
  3. Between 17 and 19 ounces

6.5.31

(a) 0.5 (b) 0.1587 (c) 0.1359