g The National Center for Health Statistics, housed within the U. S. Centers for Disease Control and Prevention (CDC), tracks the number of adults in the United States who have health insurance. According to this agency, the uninsured rates for Americans in are as follows: of those under the age of , of those ages , and of those and older do not have health insurance (CDC website). Approximately of Americans are under age , and of Americans are ages . a. What is the probability that a ran