If ecampus : Home X| Course Content* X \\@ Take a Test - JEREMY LAROCHE X Course Hero X| + X : & https: / / www . mathxl . com / Student / Player Test . aspx ? testId = 200.082986 ` Apps { eCampus : Login [ Microsoft office 365* & wilmore college ok! .\\ @ B - Tac ECHO Tactical . " . ( loveroms . com" Panola College" Panola College [ Texas Hunter Educa .` - Nintendo Wii - Scru . @ Downloads / Ninte . Consider the statistical study below . Complete parts ( a ) through ( C ) A survey of 10 ,000 adolescents and a review of smoking laws in 31 states showed that rigorous enforcement of laws on tobacco sales led to a 23 . 6% decrease in the rate at which 10th-graders became regular smokers ." a . Identify the population and the population parameter of interest . Choose the correct answer below ." O A . The population is the 10 ,000 adolescents studied . The population parameter is the percentage of the 10 ,000 adolescents who became regular smokers . OB . The population is all adolescents in the 31 states . The population parameters are percentages of 10th-graders in each state who became regular smokers* O C . The population is the 10 ,000 adolescents studied . The population parameters are percentages of 10th-graders in each state who became regular smokers* D. The population is all adolescents in the 31 states . The population parameter is the percentage of the 10 ,000 adolescents who became regular smokers . b . Describe the sample and sample statistic for the study . Choose the correct answer below ." O A . The sample is the 10,000 adolescents studied in the 31 states . The sample statistics are the percentages of 10th-graders in the samples in each state who became regular smokers ! O B . The sample is the 10 ,000 adolescents studied in the 31 states . The sample statistic is the percentages of all adolescents in the 31 states who became regular smokers* OC . The sample is all adolescents in the 31 states . The sample statistic is the percentages of all adolescents in the 31 states who became regular smokers .\\ O D. The sample is all adolescents in the 31 states . The sample statistics are the percentages of 10th-graders in the samples in each state who became regular smokers* C . Identify the type of study . Choose the correct answer below .* Double blind Experiment Observation* Simple random sample* *` Type here to search NEURITE