Recently in a large random sample of teens a proportion of 0.82 teens said they send text messages to friends. The margin of error for a 98% confidence interval was 0.027. (a) What is the sample proportion of teens who send text messages to friends? (3 decimal places) (b) Use the information given to find an interval estimate for the population proportion of teens who send text messages to friends. Lower Limit = (3 decimal places) Upper Limit = (3 decimal places)