1. An article in the Washington Post on March 16, 1993 stated that nearly 45 percent of all Americans have brown eyes. A random sample of n=85 C of I students found 34 with brown eyes. Give the numerical value of the statistic p^.
p^=____.
2. A recent survey showed that among 850 randomly selected subjects who completed 4 years of college, 183 smoke and 667 do not smoke. Determine a 95% confidence interval for the true proportion of the given population that smokes.
95% CI:______ to _______.