Research published in JAMA Pediatrics uses survey results to characterize the burden of sexual violence in U.S. adolescents (ages 14-21 as defined by the researchers).In a random sample of 1,000 U.S. adolescents, 9% of the sample reported engaging in "some type of sexual violence perpetration in their lifetimes".

What is the 95% confidence interval for the proportion of U.S. adolescents who engaged in "some type of sexual violence perpetration in their lifetimes"?