This pair of graphs cannot be used to predict that the number of non-Hispanics in the United States is expected to decline between 2010 and 2050. In 1-2 sentences explain why.

Suppose medical records indicate that the length of newborn babies (in inches) is normally distributed with a mean of 20 and a standard deviation of 2.6. find the probability that a given infant is between 14.8 and 25.2 inches long.