A researcher took an SRS of 4 high schools from a region with 29 high schools for a study on the prevalence of smoking among female high school students in the region. The results were as follows: Number of Students Number of Female Students in School Number of Female Students Interviewed Number of Smokers School 1471 792 25 10 2 890 447 15 3 3 1021 511 20 6 1587 800 40 27 a Estimate the percentage of female high school students in the region who smoke, along with a 95% CI. b Estimate the total number of female high school students in the region who smoke. along with a 95% CI.