### Statistics: 11 multiple choice for confidence interval, sample mean, probability, sample

Q1. In evaluating the effectiveness of the state rehabilitation program, a survey of 49 prisoners (from several thousand prisoners in prison) found that 35 percent were repeat offenders. What is the 90 percent confidence interval for the proportion of repeat offenders amount the prisoners? A. 0.216, 0.484 B. 0.516, 0.784 C