Question - "The weights of newborn for hippopotami is approximately Normal, with a mean of 84 pounds and a
standard deviation of 10 pounds. What is the probability that a newborn hippo weighs between 90 and 111 pounds? Suppose baby hippos that weigh at the 5th percentile or less at birth are unlikely to survive. What weight corresponds with the 5th percentile for newborn hippos? What is the percentage of hippos born weighing 25 pounds or less?"