Use the given degree of confidence and sample data to construct a confidence interval for the population proportion p. 15) of 380 randomly selected medical students, 21 said that they planned to work in a rural community. find a 95% confidence interval for the true proportion of all medical students who plan to work in a rural community A) 0.0251 B) 0.0360 C) 0.0280 D) 0.0323