At Westonci.ca, we connect you with the answers you need, thanks to our active and informed community. Explore comprehensive solutions to your questions from a wide range of professionals on our user-friendly platform. Our platform offers a seamless experience for finding reliable answers from a network of knowledgeable professionals.

A researcher has a data set of homicides occurring in large Southern metropolitan areas consisting of 145 cases with a mean of 25 and a standard deviation of 12. The researcher has established α = .05. Calculate the confidence interval (to 2 decimal points):