Birth Length According to National Vital Statistics, the average length of a newborn baby is 19.5 inches with a standard deviation of 0.9 inch. The distribution of lengths is approximately Normal. Use...

Birth Length According to National Vital Statistics, the average length of a newborn baby is 19.5 inches with a standard deviation of 0.9 inch. The distribution of lengths is approximately Normal. Use a table or technology for each question. Include an appropriately labeled and shaded Normal curve for each part. There should be three separate curves.

a. What is the probability that a baby will have a length of 20.4 inches or more?

b. What is the probability that a baby will have a length of 21.4 inches or more?

c. What is the probability that a baby will be between 18 and 21 inches in length?